28671630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73517}}^1$

素因数の和:73540

約数の個数: 32

約数和(自身を含む): 74106144

約数和(自身を除く): 45434514

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 73517, 147034, 220551, 367585, 441102, 735170, 955721, 1102755, 1911442, 2205510, 2867163, 4778605, 5734326, 9557210, 14335815, 28671630]

約数ペア:

[(1, 28671630), (2, 14335815), (3, 9557210), (5, 5734326), (6, 4778605), (10, 2867163), (13, 2205510), (15, 1911442), (26, 1102755), (30, 955721), (39, 735170), (65, 441102), (78, 367585), (130, 220551), (195, 147034), (390, 73517)]