211465410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{542219}}^1$

素因数の和:542242

約数の個数: 32

約数和(自身を含む): 546557760

約数和(自身を除く): 335092350

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 542219, 1084438, 1626657, 2711095, 3253314, 5422190, 7048847, 8133285, 14097694, 16266570, 21146541, 35244235, 42293082, 70488470, 105732705, 211465410]

約数ペア:

[(1, 211465410), (2, 105732705), (3, 70488470), (5, 42293082), (6, 35244235), (10, 21146541), (13, 16266570), (15, 14097694), (26, 8133285), (30, 7048847), (39, 5422190), (65, 3253314), (78, 2711095), (130, 1626657), (195, 1084438), (390, 542219)]