64397151

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1289}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 116450880

約数和(自身を除く): 52053729

約数列:

[1, 3, 7, 9, 13, 21, 39, 61, 63, 91, 117, 183, 273, 427, 549, 793, 819, 1281, 1289, 2379, 3843, 3867, 5551, 7137, 9023, 11601, 16653, 16757, 27069, 49959, 50271, 78629, 81207, 117299, 150813, 235887, 351897, 550403, 707661, 1022177, 1055691, 1651209, 3066531, 4953627, 7155239, 9199593, 21465717, 64397151]

約数ペア:

[(1, 64397151), (3, 21465717), (7, 9199593), (9, 7155239), (13, 4953627), (21, 3066531), (39, 1651209), (61, 1055691), (63, 1022177), (91, 707661), (117, 550403), (183, 351897), (273, 235887), (427, 150813), (549, 117299), (793, 81207), (819, 78629), (1281, 50271), (1289, 49959), (2379, 27069), (3843, 16757), (3867, 16653), (5551, 11601), (7137, 9023)]