688157028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{10733}}^1$

素因数の和:10893

約数の個数: 72

約数和(自身を含む): 1887166008

約数和(自身を除く): 1199008980

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 137, 156, 234, 274, 411, 468, 548, 822, 1233, 1644, 1781, 2466, 3562, 4932, 5343, 7124, 10686, 10733, 16029, 21372, 21466, 32058, 32199, 42932, 64116, 64398, 96597, 128796, 139529, 193194, 279058, 386388, 418587, 558116, 837174, 1255761, 1470421, 1674348, 2511522, 2940842, 4411263, 5023044, 5881684, 8822526, 13233789, 17645052, 19115473, 26467578, 38230946, 52935156, 57346419, 76461892, 114692838, 172039257, 229385676, 344078514, 688157028]

約数ペア:

[(1, 688157028), (2, 344078514), (3, 229385676), (4, 172039257), (6, 114692838), (9, 76461892), (12, 57346419), (13, 52935156), (18, 38230946), (26, 26467578), (36, 19115473), (39, 17645052), (52, 13233789), (78, 8822526), (117, 5881684), (137, 5023044), (156, 4411263), (234, 2940842), (274, 2511522), (411, 1674348), (468, 1470421), (548, 1255761), (822, 837174), (1233, 558116), (1644, 418587), (1781, 386388), (2466, 279058), (3562, 193194), (4932, 139529), (5343, 128796), (7124, 96597), (10686, 64398), (10733, 64116), (16029, 42932), (21372, 32199), (21466, 32058)]