20070396717

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{10037}}^1$

素因数の和:10338

約数の個数: 48

約数和(自身を含む): 31784965632

約数和(自身を除く): 11714568915

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 223, 427, 669, 1281, 1561, 2989, 4683, 8967, 10037, 10927, 13603, 30111, 32781, 40809, 70259, 95221, 210777, 285663, 491813, 612257, 666547, 1475439, 1836771, 1999641, 2238251, 4285799, 6714753, 12857397, 15667757, 30000593, 47003271, 90001779, 109674299, 136533311, 329022897, 409599933, 955733177, 2867199531, 6690132239, 20070396717]

約数ペア:

[(1, 20070396717), (3, 6690132239), (7, 2867199531), (21, 955733177), (49, 409599933), (61, 329022897), (147, 136533311), (183, 109674299), (223, 90001779), (427, 47003271), (669, 30000593), (1281, 15667757), (1561, 12857397), (2989, 6714753), (4683, 4285799), (8967, 2238251), (10037, 1999641), (10927, 1836771), (13603, 1475439), (30111, 666547), (32781, 612257), (40809, 491813), (70259, 285663), (95221, 210777)]