398830754

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1\times {\mathrm{659}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 691891200

約数和(自身を除く): 293060446

約数列:

[1, 2, 7, 14, 139, 278, 311, 622, 659, 973, 1318, 1946, 2177, 4354, 4613, 9226, 43229, 86458, 91601, 183202, 204949, 302603, 409898, 605206, 641207, 1282414, 1434643, 2869286, 28487911, 56975822, 199415377, 398830754]

約数ペア:

[(1, 398830754), (2, 199415377), (7, 56975822), (14, 28487911), (139, 2869286), (278, 1434643), (311, 1282414), (622, 641207), (659, 605206), (973, 409898), (1318, 302603), (1946, 204949), (2177, 183202), (4354, 91601), (4613, 86458), (9226, 43229)]