677008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:175

約数の個数: 40

約数和(自身を含む): 1473120

約数和(自身を除く): 796112

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 131, 136, 152, 262, 272, 304, 323, 524, 646, 1048, 1292, 2096, 2227, 2489, 2584, 4454, 4978, 5168, 8908, 9956, 17816, 19912, 35632, 39824, 42313, 84626, 169252, 338504, 677008]

約数ペア:

[(1, 677008), (2, 338504), (4, 169252), (8, 84626), (16, 42313), (17, 39824), (19, 35632), (34, 19912), (38, 17816), (68, 9956), (76, 8908), (131, 5168), (136, 4978), (152, 4454), (262, 2584), (272, 2489), (304, 2227), (323, 2096), (524, 1292), (646, 1048)]