221514250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{52121}}^1$

素因数の和:52155

約数の個数: 32

約数和(自身を含む): 439075728

約数和(自身を除く): 217561478

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 52121, 104242, 260605, 521210, 886057, 1303025, 1772114, 2606050, 4430285, 6515125, 8860570, 13030250, 22151425, 44302850, 110757125, 221514250]

約数ペア:

[(1, 221514250), (2, 110757125), (5, 44302850), (10, 22151425), (17, 13030250), (25, 8860570), (34, 6515125), (50, 4430285), (85, 2606050), (125, 1772114), (170, 1303025), (250, 886057), (425, 521210), (850, 260605), (2125, 104242), (4250, 52121)]