867664

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 40

約数和(自身を含む): 1968128

約数和(自身を除く): 1100464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 127, 244, 254, 427, 488, 508, 854, 889, 976, 1016, 1708, 1778, 2032, 3416, 3556, 6832, 7112, 7747, 14224, 15494, 30988, 54229, 61976, 108458, 123952, 216916, 433832, 867664]

約数ペア:

[(1, 867664), (2, 433832), (4, 216916), (7, 123952), (8, 108458), (14, 61976), (16, 54229), (28, 30988), (56, 15494), (61, 14224), (112, 7747), (122, 7112), (127, 6832), (244, 3556), (254, 3416), (427, 2032), (488, 1778), (508, 1708), (854, 1016), (889, 976)]