205070292

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{12917}}^1$

素因数の和:12947

約数の個数: 90

約数和(自身を含む): 623668122

約数和(自身を除く): 418597830

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5292, 7938, 12917, 15876, 25834, 38751, 51668, 77502, 90419, 116253, 155004, 180838, 232506, 271257, 348759, 361676, 465012, 542514, 632933, 697518, 813771, 1046277, 1085028, 1265866, 1395036, 1627542, 1898799, 2092554, 2441313, 2531732, 3255084, 3797598, 4185108, 4882626, 5696397, 7323939, 7595196, 9765252, 11392794, 14647878, 17089191, 22785588, 29295756, 34178382, 51267573, 68356764, 102535146, 205070292]

約数ペア:

[(1, 205070292), (2, 102535146), (3, 68356764), (4, 51267573), (6, 34178382), (7, 29295756), (9, 22785588), (12, 17089191), (14, 14647878), (18, 11392794), (21, 9765252), (27, 7595196), (28, 7323939), (36, 5696397), (42, 4882626), (49, 4185108), (54, 3797598), (63, 3255084), (81, 2531732), (84, 2441313), (98, 2092554), (108, 1898799), (126, 1627542), (147, 1395036), (162, 1265866), (189, 1085028), (196, 1046277), (252, 813771), (294, 697518), (324, 632933), (378, 542514), (441, 465012), (567, 361676), (588, 348759), (756, 271257), (882, 232506), (1134, 180838), (1323, 155004), (1764, 116253), (2268, 90419), (2646, 77502), (3969, 51668), (5292, 38751), (7938, 25834), (12917, 15876)]