201022905

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{863}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 329204736

約数和(自身を除く): 128181831

約数列:

[1, 3, 5, 15, 53, 159, 265, 293, 795, 863, 879, 1465, 2589, 4315, 4395, 12945, 15529, 45739, 46587, 77645, 137217, 228695, 232935, 252859, 686085, 758577, 1264295, 3792885, 13401527, 40204581, 67007635, 201022905]

約数ペア:

[(1, 201022905), (3, 67007635), (5, 40204581), (15, 13401527), (53, 3792885), (159, 1264295), (265, 758577), (293, 686085), (795, 252859), (863, 232935), (879, 228695), (1465, 137217), (2589, 77645), (4315, 46587), (4395, 45739), (12945, 15529)]