421967195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3433}}^1$

素因数の和:3543

約数の個数: 32

約数和(自身を含む): 572296704

約数和(自身を除く): 150329509

約数列:

[1, 5, 13, 31, 61, 65, 155, 305, 403, 793, 1891, 2015, 3433, 3965, 9455, 17165, 24583, 44629, 106423, 122915, 209413, 223145, 532115, 1047065, 1383499, 2722369, 6491803, 6917495, 13611845, 32459015, 84393439, 421967195]

約数ペア:

[(1, 421967195), (5, 84393439), (13, 32459015), (31, 13611845), (61, 6917495), (65, 6491803), (155, 2722369), (305, 1383499), (403, 1047065), (793, 532115), (1891, 223145), (2015, 209413), (3433, 122915), (3965, 106423), (9455, 44629), (17165, 24583)]