208268788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18457}}^1$

素因数の和:18512

約数の個数: 48

約数和(自身を含む): 463074304

約数和(自身を除く): 254805516

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 18457, 36914, 73828, 129199, 239941, 258398, 479882, 516796, 572167, 959764, 1144334, 1679587, 2288668, 3359174, 4005169, 6718348, 7438171, 8010338, 14876342, 16020676, 29752684, 52067197, 104134394, 208268788]

約数ペア:

[(1, 208268788), (2, 104134394), (4, 52067197), (7, 29752684), (13, 16020676), (14, 14876342), (26, 8010338), (28, 7438171), (31, 6718348), (52, 4005169), (62, 3359174), (91, 2288668), (124, 1679587), (182, 1144334), (217, 959764), (364, 572167), (403, 516796), (434, 479882), (806, 258398), (868, 239941), (1612, 129199), (2821, 73828), (5642, 36914), (11284, 18457)]