225212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 437472

約数和(自身を除く): 212260

約数列:

[1, 2, 4, 13, 26, 52, 61, 71, 122, 142, 244, 284, 793, 923, 1586, 1846, 3172, 3692, 4331, 8662, 17324, 56303, 112606, 225212]

約数ペア:

[(1, 225212), (2, 112606), (4, 56303), (13, 17324), (26, 8662), (52, 4331), (61, 3692), (71, 3172), (122, 1846), (142, 1586), (244, 923), (284, 793)]