80660727

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 137213440

約数和(自身を除く): 56552713

約数列:

[1, 3, 7, 9, 21, 61, 63, 139, 151, 183, 417, 427, 453, 549, 973, 1057, 1251, 1281, 1359, 2919, 3171, 3843, 8479, 8757, 9211, 9513, 20989, 25437, 27633, 59353, 62967, 64477, 76311, 82899, 146923, 178059, 188901, 193431, 440769, 534177, 580293, 1280329, 1322307, 3840987, 8962303, 11522961, 26886909, 80660727]

約数ペア:

[(1, 80660727), (3, 26886909), (7, 11522961), (9, 8962303), (21, 3840987), (61, 1322307), (63, 1280329), (139, 580293), (151, 534177), (183, 440769), (417, 193431), (427, 188901), (453, 178059), (549, 146923), (973, 82899), (1057, 76311), (1251, 64477), (1281, 62967), (1359, 59353), (2919, 27633), (3171, 25437), (3843, 20989), (8479, 9513), (8757, 9211)]