71356428

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 215744256

約数和(自身を除く): 144387828

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 83, 99, 117, 132, 143, 156, 166, 167, 198, 234, 249, 286, 332, 334, 396, 429, 468, 498, 501, 572, 668, 747, 858, 913, 996, 1002, 1079, 1287, 1494, 1503, 1716, 1826, 1837, 2004, 2158, 2171, 2574, 2739, 2988, 3006, 3237, 3652, 3674, 4316, 4342, 5148, 5478, 5511, 6012, 6474, 6513, 7348, 8217, 8684, 9711, 10956, 11022, 11869, 12948, 13026, 13861, 16434, 16533, 19422, 19539, 22044, 23738, 23881, 26052, 27722, 32868, 33066, 35607, 38844, 39078, 41583, 47476, 47762, 55444, 66132, 71214, 71643, 78156, 83166, 95524, 106821, 124749, 142428, 143286, 152471, 166332, 180193, 213642, 214929, 249498, 286572, 304942, 360386, 427284, 429858, 457413, 498996, 540579, 609884, 720772, 859716, 914826, 1081158, 1372239, 1621737, 1829652, 1982123, 2162316, 2744478, 3243474, 3964246, 5488956, 5946369, 6486948, 7928492, 11892738, 17839107, 23785476, 35678214, 71356428]

約数ペア:

[(1, 71356428), (2, 35678214), (3, 23785476), (4, 17839107), (6, 11892738), (9, 7928492), (11, 6486948), (12, 5946369), (13, 5488956), (18, 3964246), (22, 3243474), (26, 2744478), (33, 2162316), (36, 1982123), (39, 1829652), (44, 1621737), (52, 1372239), (66, 1081158), (78, 914826), (83, 859716), (99, 720772), (117, 609884), (132, 540579), (143, 498996), (156, 457413), (166, 429858), (167, 427284), (198, 360386), (234, 304942), (249, 286572), (286, 249498), (332, 214929), (334, 213642), (396, 180193), (429, 166332), (468, 152471), (498, 143286), (501, 142428), (572, 124749), (668, 106821), (747, 95524), (858, 83166), (913, 78156), (996, 71643), (1002, 71214), (1079, 66132), (1287, 55444), (1494, 47762), (1503, 47476), (1716, 41583), (1826, 39078), (1837, 38844), (2004, 35607), (2158, 33066), (2171, 32868), (2574, 27722), (2739, 26052), (2988, 23881), (3006, 23738), (3237, 22044), (3652, 19539), (3674, 19422), (4316, 16533), (4342, 16434), (5148, 13861), (5478, 13026), (5511, 12948), (6012, 11869), (6474, 11022), (6513, 10956), (7348, 9711), (8217, 8684)]