636709932

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{409}}^1\times {\mathrm{521}}^1$

素因数の和:1023

約数の個数: 72

約数和(自身を含む): 1635968880

約数和(自身を除く): 999258948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 409, 498, 521, 747, 818, 996, 1042, 1227, 1494, 1563, 1636, 2084, 2454, 2988, 3126, 3681, 4689, 4908, 6252, 7362, 9378, 14724, 18756, 33947, 43243, 67894, 86486, 101841, 129729, 135788, 172972, 203682, 213089, 259458, 305523, 389187, 407364, 426178, 518916, 611046, 639267, 778374, 852356, 1222092, 1278534, 1556748, 1917801, 2557068, 3835602, 7671204, 17686387, 35372774, 53059161, 70745548, 106118322, 159177483, 212236644, 318354966, 636709932]

約数ペア:

[(1, 636709932), (2, 318354966), (3, 212236644), (4, 159177483), (6, 106118322), (9, 70745548), (12, 53059161), (18, 35372774), (36, 17686387), (83, 7671204), (166, 3835602), (249, 2557068), (332, 1917801), (409, 1556748), (498, 1278534), (521, 1222092), (747, 852356), (818, 778374), (996, 639267), (1042, 611046), (1227, 518916), (1494, 426178), (1563, 407364), (1636, 389187), (2084, 305523), (2454, 259458), (2988, 213089), (3126, 203682), (3681, 172972), (4689, 135788), (4908, 129729), (6252, 101841), (7362, 86486), (9378, 67894), (14724, 43243), (18756, 33947)]