64880718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{1531}}^1$

素因数の和:2552

約数の個数: 32

約数和(自身を含む): 148542720

約数和(自身を除く): 83662002

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1009, 1531, 2018, 3027, 3062, 4593, 6054, 7063, 9186, 10717, 14126, 21189, 21434, 32151, 42378, 64302, 1544779, 3089558, 4634337, 9268674, 10813453, 21626906, 32440359, 64880718]

約数ペア:

[(1, 64880718), (2, 32440359), (3, 21626906), (6, 10813453), (7, 9268674), (14, 4634337), (21, 3089558), (42, 1544779), (1009, 64302), (1531, 42378), (2018, 32151), (3027, 21434), (3062, 21189), (4593, 14126), (6054, 10717), (7063, 9186)]