47231990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{863}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 91881216

約数和(自身を除く): 44649226

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 421, 842, 863, 1726, 2105, 4210, 4315, 5473, 8630, 10946, 11219, 22438, 27365, 54730, 56095, 112190, 363323, 726646, 1816615, 3633230, 4723199, 9446398, 23615995, 47231990]

約数ペア:

[(1, 47231990), (2, 23615995), (5, 9446398), (10, 4723199), (13, 3633230), (26, 1816615), (65, 726646), (130, 363323), (421, 112190), (842, 56095), (863, 54730), (1726, 27365), (2105, 22438), (4210, 11219), (4315, 10946), (5473, 8630)]