878741234

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{21893}}^1$

素因数の和:22010

約数の個数: 32

約数和(自身を含む): 1563757056

約数和(自身を除く): 685015822

約数列:

[1, 2, 7, 14, 47, 61, 94, 122, 329, 427, 658, 854, 2867, 5734, 20069, 21893, 40138, 43786, 153251, 306502, 1028971, 1335473, 2057942, 2670946, 7202797, 9348311, 14405594, 18696622, 62767231, 125534462, 439370617, 878741234]

約数ペア:

[(1, 878741234), (2, 439370617), (7, 125534462), (14, 62767231), (47, 18696622), (61, 14405594), (94, 9348311), (122, 7202797), (329, 2670946), (427, 2057942), (658, 1335473), (854, 1028971), (2867, 306502), (5734, 153251), (20069, 43786), (21893, 40138)]