12740854

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 24049152

約数和(自身を除く): 11308298

約数列:

[1, 2, 7, 14, 17, 34, 47, 67, 94, 119, 134, 238, 289, 329, 469, 578, 658, 799, 938, 1139, 1598, 2023, 2278, 3149, 4046, 5593, 6298, 7973, 11186, 13583, 15946, 19363, 22043, 27166, 38726, 44086, 53533, 95081, 107066, 135541, 190162, 271082, 374731, 749462, 910061, 1820122, 6370427, 12740854]

約数ペア:

[(1, 12740854), (2, 6370427), (7, 1820122), (14, 910061), (17, 749462), (34, 374731), (47, 271082), (67, 190162), (94, 135541), (119, 107066), (134, 95081), (238, 53533), (289, 44086), (329, 38726), (469, 27166), (578, 22043), (658, 19363), (799, 15946), (938, 13583), (1139, 11186), (1598, 7973), (2023, 6298), (2278, 5593), (3149, 4046)]