254353652

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{1087}}^1$

素因数の和:1296

約数の個数: 48

約数和(自身を含む): 521299968

約数和(自身を除く): 266946316

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 137, 244, 274, 427, 548, 854, 959, 1087, 1708, 1918, 2174, 3836, 4348, 7609, 8357, 15218, 16714, 30436, 33428, 58499, 66307, 116998, 132614, 148919, 233996, 265228, 297838, 464149, 595676, 928298, 1042433, 1856596, 2084866, 4169732, 9084059, 18168118, 36336236, 63588413, 127176826, 254353652]

約数ペア:

[(1, 254353652), (2, 127176826), (4, 63588413), (7, 36336236), (14, 18168118), (28, 9084059), (61, 4169732), (122, 2084866), (137, 1856596), (244, 1042433), (274, 928298), (427, 595676), (548, 464149), (854, 297838), (959, 265228), (1087, 233996), (1708, 148919), (1918, 132614), (2174, 116998), (3836, 66307), (4348, 58499), (7609, 33428), (8357, 30436), (15218, 16714)]