64901228

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{74771}}^1$

素因数の和:74813

約数の個数: 24

約数和(自身を含む): 133991424

約数和(自身を除く): 69090196

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 74771, 149542, 299084, 523397, 1046794, 2093588, 2317901, 4635802, 9271604, 16225307, 32450614, 64901228]

約数ペア:

[(1, 64901228), (2, 32450614), (4, 16225307), (7, 9271604), (14, 4635802), (28, 2317901), (31, 2093588), (62, 1046794), (124, 523397), (217, 299084), (434, 149542), (868, 74771)]