28105210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1213}}^1$

素因数の和:1558

約数の個数: 32

約数和(自身を含む): 58038912

約数和(自身を除く): 29933702

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 331, 662, 1213, 1655, 2317, 2426, 3310, 4634, 6065, 8491, 11585, 12130, 16982, 23170, 42455, 84910, 401503, 803006, 2007515, 2810521, 4015030, 5621042, 14052605, 28105210]

約数ペア:

[(1, 28105210), (2, 14052605), (5, 5621042), (7, 4015030), (10, 2810521), (14, 2007515), (35, 803006), (70, 401503), (331, 84910), (662, 42455), (1213, 23170), (1655, 16982), (2317, 12130), (2426, 11585), (3310, 8491), (4634, 6065)]