51965145

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4139}}^1$

素因数の和:4187

約数の個数: 40

約数和(自身を含む): 96180480

約数和(自身を除く): 44215335

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4139, 4185, 12417, 12555, 20695, 37251, 62085, 111753, 128309, 186255, 335259, 384927, 558765, 641545, 1154781, 1676295, 1924635, 3464343, 5773905, 10393029, 17321715, 51965145]

約数ペア:

[(1, 51965145), (3, 17321715), (5, 10393029), (9, 5773905), (15, 3464343), (27, 1924635), (31, 1676295), (45, 1154781), (81, 641545), (93, 558765), (135, 384927), (155, 335259), (279, 186255), (405, 128309), (465, 111753), (837, 62085), (1395, 37251), (2511, 20695), (4139, 12555), (4185, 12417)]