47139147

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{757}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 80881632

約数和(自身を除く): 33742485

約数列:

[1, 3, 9, 11, 17, 33, 37, 51, 99, 111, 153, 187, 333, 407, 561, 629, 757, 1221, 1683, 1887, 2271, 3663, 5661, 6813, 6919, 8327, 12869, 20757, 24981, 28009, 38607, 62271, 74943, 84027, 115821, 141559, 252081, 308099, 424677, 476153, 924297, 1274031, 1428459, 2772891, 4285377, 5237683, 15713049, 47139147]

約数ペア:

[(1, 47139147), (3, 15713049), (9, 5237683), (11, 4285377), (17, 2772891), (33, 1428459), (37, 1274031), (51, 924297), (99, 476153), (111, 424677), (153, 308099), (187, 252081), (333, 141559), (407, 115821), (561, 84027), (629, 74943), (757, 62271), (1221, 38607), (1683, 28009), (1887, 24981), (2271, 20757), (3663, 12869), (5661, 8327), (6813, 6919)]