81574632

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21377}}^1$

素因数の和:21442

約数の個数: 48

約数和(自身を含む): 225110340

約数和(自身を除く): 143535708

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 21377, 42754, 64131, 85508, 128262, 171016, 192393, 256524, 384786, 513048, 769572, 1132981, 1539144, 2265962, 3398943, 4531924, 6797886, 9063848, 10196829, 13595772, 20393658, 27191544, 40787316, 81574632]

約数ペア:

[(1, 81574632), (2, 40787316), (3, 27191544), (4, 20393658), (6, 13595772), (8, 10196829), (9, 9063848), (12, 6797886), (18, 4531924), (24, 3398943), (36, 2265962), (53, 1539144), (72, 1132981), (106, 769572), (159, 513048), (212, 384786), (318, 256524), (424, 192393), (477, 171016), (636, 128262), (954, 85508), (1272, 64131), (1908, 42754), (3816, 21377)]