87553788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2441}}^1$

素因数の和:2523

約数の個数: 72

約数和(自身を含む): 241640784

約数和(自身を除く): 154086996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 588, 732, 854, 1281, 1708, 2441, 2562, 2989, 4882, 5124, 5978, 7323, 8967, 9764, 11956, 14646, 17087, 17934, 29292, 34174, 35868, 51261, 68348, 102522, 119609, 148901, 205044, 239218, 297802, 358827, 446703, 478436, 595604, 717654, 893406, 1042307, 1435308, 1786812, 2084614, 3126921, 4169228, 6253842, 7296149, 12507684, 14592298, 21888447, 29184596, 43776894, 87553788]

約数ペア:

[(1, 87553788), (2, 43776894), (3, 29184596), (4, 21888447), (6, 14592298), (7, 12507684), (12, 7296149), (14, 6253842), (21, 4169228), (28, 3126921), (42, 2084614), (49, 1786812), (61, 1435308), (84, 1042307), (98, 893406), (122, 717654), (147, 595604), (183, 478436), (196, 446703), (244, 358827), (294, 297802), (366, 239218), (427, 205044), (588, 148901), (732, 119609), (854, 102522), (1281, 68348), (1708, 51261), (2441, 35868), (2562, 34174), (2989, 29292), (4882, 17934), (5124, 17087), (5978, 14646), (7323, 11956), (8967, 9764)]