13115538

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 29877120

約数和(自身を除く): 16761582

約数列:

[1, 2, 3, 6, 9, 18, 37, 47, 74, 94, 111, 141, 222, 282, 333, 419, 423, 666, 838, 846, 1257, 1739, 2514, 3478, 3771, 5217, 7542, 10434, 15503, 15651, 19693, 31006, 31302, 39386, 46509, 59079, 93018, 118158, 139527, 177237, 279054, 354474, 728641, 1457282, 2185923, 4371846, 6557769, 13115538]

約数ペア:

[(1, 13115538), (2, 6557769), (3, 4371846), (6, 2185923), (9, 1457282), (18, 728641), (37, 354474), (47, 279054), (74, 177237), (94, 139527), (111, 118158), (141, 93018), (222, 59079), (282, 46509), (333, 39386), (419, 31302), (423, 31006), (666, 19693), (838, 15651), (846, 15503), (1257, 10434), (1739, 7542), (2514, 5217), (3478, 3771)]