31194618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 128

約数和(自身を含む): 84295680

約数和(自身を除く): 53101062

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 31, 38, 39, 42, 57, 62, 78, 91, 93, 97, 114, 133, 182, 186, 194, 217, 247, 266, 273, 291, 399, 403, 434, 494, 546, 582, 589, 651, 679, 741, 798, 806, 1178, 1209, 1261, 1302, 1358, 1482, 1729, 1767, 1843, 2037, 2418, 2522, 2821, 3007, 3458, 3534, 3686, 3783, 4074, 4123, 5187, 5529, 5642, 6014, 7566, 7657, 8246, 8463, 8827, 9021, 10374, 11058, 12369, 12901, 15314, 16926, 17654, 18042, 21049, 22971, 23959, 24738, 25802, 26481, 38703, 39091, 42098, 45942, 47918, 52962, 53599, 57133, 63147, 71877, 77406, 78182, 107198, 114266, 117273, 126294, 143754, 160797, 167713, 171399, 234546, 273637, 321594, 335426, 342798, 399931, 503139, 547274, 742729, 799862, 820911, 1006278, 1199793, 1485458, 1641822, 2228187, 2399586, 4456374, 5199103, 10398206, 15597309, 31194618]

約数ペア:

[(1, 31194618), (2, 15597309), (3, 10398206), (6, 5199103), (7, 4456374), (13, 2399586), (14, 2228187), (19, 1641822), (21, 1485458), (26, 1199793), (31, 1006278), (38, 820911), (39, 799862), (42, 742729), (57, 547274), (62, 503139), (78, 399931), (91, 342798), (93, 335426), (97, 321594), (114, 273637), (133, 234546), (182, 171399), (186, 167713), (194, 160797), (217, 143754), (247, 126294), (266, 117273), (273, 114266), (291, 107198), (399, 78182), (403, 77406), (434, 71877), (494, 63147), (546, 57133), (582, 53599), (589, 52962), (651, 47918), (679, 45942), (741, 42098), (798, 39091), (806, 38703), (1178, 26481), (1209, 25802), (1261, 24738), (1302, 23959), (1358, 22971), (1482, 21049), (1729, 18042), (1767, 17654), (1843, 16926), (2037, 15314), (2418, 12901), (2522, 12369), (2821, 11058), (3007, 10374), (3458, 9021), (3534, 8827), (3686, 8463), (3783, 8246), (4074, 7657), (4123, 7566), (5187, 6014), (5529, 5642)]