253399314

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{18679}}^1$

素因数の和:18727

約数の個数: 64

約数和(自身を含む): 645580800

約数和(自身を除く): 392181486

約数列:

[1, 2, 3, 6, 7, 14, 17, 19, 21, 34, 38, 42, 51, 57, 102, 114, 119, 133, 238, 266, 323, 357, 399, 646, 714, 798, 969, 1938, 2261, 4522, 6783, 13566, 18679, 37358, 56037, 112074, 130753, 261506, 317543, 354901, 392259, 635086, 709802, 784518, 952629, 1064703, 1905258, 2129406, 2222801, 2484307, 4445602, 4968614, 6033317, 6668403, 7452921, 12066634, 13336806, 14905842, 18099951, 36199902, 42233219, 84466438, 126699657, 253399314]

約数ペア:

[(1, 253399314), (2, 126699657), (3, 84466438), (6, 42233219), (7, 36199902), (14, 18099951), (17, 14905842), (19, 13336806), (21, 12066634), (34, 7452921), (38, 6668403), (42, 6033317), (51, 4968614), (57, 4445602), (102, 2484307), (114, 2222801), (119, 2129406), (133, 1905258), (238, 1064703), (266, 952629), (323, 784518), (357, 709802), (399, 635086), (646, 392259), (714, 354901), (798, 317543), (969, 261506), (1938, 130753), (2261, 112074), (4522, 56037), (6783, 37358), (13566, 18679)]