64931405

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{883}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 97763328

約数和(自身を除く): 32831923

約数列:

[1, 5, 7, 11, 35, 55, 77, 191, 385, 883, 955, 1337, 2101, 4415, 6181, 6685, 9713, 10505, 14707, 30905, 48565, 67991, 73535, 168653, 339955, 843265, 1180571, 1855183, 5902855, 9275915, 12986281, 64931405]

約数ペア:

[(1, 64931405), (5, 12986281), (7, 9275915), (11, 5902855), (35, 1855183), (55, 1180571), (77, 843265), (191, 339955), (385, 168653), (883, 73535), (955, 67991), (1337, 48565), (2101, 30905), (4415, 14707), (6181, 10505), (6685, 9713)]