217873912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{5101}}^1$

素因数の和:5407

約数の個数: 32

約数和(自身を含む): 431629200

約数和(自身を除く): 213755288

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 281, 562, 1124, 2248, 5101, 5339, 10202, 10678, 20404, 21356, 40808, 42712, 96919, 193838, 387676, 775352, 1433381, 2866762, 5733524, 11467048, 27234239, 54468478, 108936956, 217873912]

約数ペア:

[(1, 217873912), (2, 108936956), (4, 54468478), (8, 27234239), (19, 11467048), (38, 5733524), (76, 2866762), (152, 1433381), (281, 775352), (562, 387676), (1124, 193838), (2248, 96919), (5101, 42712), (5339, 40808), (10202, 21356), (10678, 20404)]