28641942

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4289}}^1$

素因数の和:4357

約数の個数: 48

約数和(自身を含む): 72277920

約数和(自身を除く): 43635978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3339, 4289, 6678, 8578, 12867, 25734, 30023, 38601, 60046, 77202, 90069, 180138, 227317, 270207, 454634, 540414, 681951, 1363902, 1591219, 2045853, 3182438, 4091706, 4773657, 9547314, 14320971, 28641942]

約数ペア:

[(1, 28641942), (2, 14320971), (3, 9547314), (6, 4773657), (7, 4091706), (9, 3182438), (14, 2045853), (18, 1591219), (21, 1363902), (42, 681951), (53, 540414), (63, 454634), (106, 270207), (126, 227317), (159, 180138), (318, 90069), (371, 77202), (477, 60046), (742, 38601), (954, 30023), (1113, 25734), (2226, 12867), (3339, 8578), (4289, 6678)]