255545316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1297}}^1$

素因数の和:1741

約数の個数: 72

約数和(自身を含む): 697841144

約数和(自身を除く): 442295828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 421, 468, 842, 1263, 1297, 1684, 2526, 2594, 3789, 3891, 5052, 5188, 5473, 7578, 7782, 10946, 11673, 15156, 15564, 16419, 16861, 21892, 23346, 32838, 33722, 46692, 49257, 50583, 65676, 67444, 98514, 101166, 151749, 197028, 202332, 303498, 546037, 606996, 1092074, 1638111, 2184148, 3276222, 4914333, 6552444, 7098481, 9828666, 14196962, 19657332, 21295443, 28393924, 42590886, 63886329, 85181772, 127772658, 255545316]

約数ペア:

[(1, 255545316), (2, 127772658), (3, 85181772), (4, 63886329), (6, 42590886), (9, 28393924), (12, 21295443), (13, 19657332), (18, 14196962), (26, 9828666), (36, 7098481), (39, 6552444), (52, 4914333), (78, 3276222), (117, 2184148), (156, 1638111), (234, 1092074), (421, 606996), (468, 546037), (842, 303498), (1263, 202332), (1297, 197028), (1684, 151749), (2526, 101166), (2594, 98514), (3789, 67444), (3891, 65676), (5052, 50583), (5188, 49257), (5473, 46692), (7578, 33722), (7782, 32838), (10946, 23346), (11673, 21892), (15156, 16861), (15564, 16419)]