678497652

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{23827}}^1$

素因数の和:23957

約数の個数: 72

約数和(自身を含む): 1977533376

約数和(自身を除く): 1299035724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 113, 126, 226, 252, 339, 452, 678, 791, 1017, 1356, 1582, 2034, 2373, 3164, 4068, 4746, 7119, 9492, 14238, 23827, 28476, 47654, 71481, 95308, 142962, 166789, 214443, 285924, 333578, 428886, 500367, 667156, 857772, 1000734, 1501101, 2001468, 2692451, 3002202, 5384902, 6004404, 8077353, 10769804, 16154706, 18847157, 24232059, 32309412, 37694314, 48464118, 56541471, 75388628, 96928236, 113082942, 169624413, 226165884, 339248826, 678497652]

約数ペア:

[(1, 678497652), (2, 339248826), (3, 226165884), (4, 169624413), (6, 113082942), (7, 96928236), (9, 75388628), (12, 56541471), (14, 48464118), (18, 37694314), (21, 32309412), (28, 24232059), (36, 18847157), (42, 16154706), (63, 10769804), (84, 8077353), (113, 6004404), (126, 5384902), (226, 3002202), (252, 2692451), (339, 2001468), (452, 1501101), (678, 1000734), (791, 857772), (1017, 667156), (1356, 500367), (1582, 428886), (2034, 333578), (2373, 285924), (3164, 214443), (4068, 166789), (4746, 142962), (7119, 95308), (9492, 71481), (14238, 47654), (23827, 28476)]