220161285

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{132229}}^1$

素因数の和:132277

約数の個数: 24

約数和(自身を含む): 391929720

約数和(自身を除く): 171768435

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 132229, 396687, 661145, 1190061, 1983435, 4892473, 5950305, 14677419, 24462365, 44032257, 73387095, 220161285]

約数ペア:

[(1, 220161285), (3, 73387095), (5, 44032257), (9, 24462365), (15, 14677419), (37, 5950305), (45, 4892473), (111, 1983435), (185, 1190061), (333, 661145), (555, 396687), (1665, 132229)]