31117890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19571}}^1$

素因数の和:19634

約数の個数: 32

約数和(自身を含む): 76095936

約数和(自身を除く): 44978046

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 19571, 39142, 58713, 97855, 117426, 195710, 293565, 587130, 1037263, 2074526, 3111789, 5186315, 6223578, 10372630, 15558945, 31117890]

約数ペア:

[(1, 31117890), (2, 15558945), (3, 10372630), (5, 6223578), (6, 5186315), (10, 3111789), (15, 2074526), (30, 1037263), (53, 587130), (106, 293565), (159, 195710), (265, 117426), (318, 97855), (530, 58713), (795, 39142), (1590, 19571)]