252156945

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{12611}}^1$

素因数の和:12693

約数の個数: 32

約数和(自身を含む): 426184704

約数和(自身を除く): 174027759

約数列:

[1, 3, 5, 15, 31, 43, 93, 129, 155, 215, 465, 645, 1333, 3999, 6665, 12611, 19995, 37833, 63055, 189165, 390941, 542273, 1172823, 1626819, 1954705, 2711365, 5864115, 8134095, 16810463, 50431389, 84052315, 252156945]

約数ペア:

[(1, 252156945), (3, 84052315), (5, 50431389), (15, 16810463), (31, 8134095), (43, 5864115), (93, 2711365), (129, 1954705), (155, 1626819), (215, 1172823), (465, 542273), (645, 390941), (1333, 189165), (3999, 63055), (6665, 37833), (12611, 19995)]