200405985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{19391}}^1$

素因数の和:19465

約数の個数: 32

約数和(自身を含む): 351848448

約数和(自身を除く): 151442463

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 689, 795, 2067, 3445, 10335, 19391, 58173, 96955, 252083, 290865, 756249, 1027723, 1260415, 3083169, 3781245, 5138615, 13360399, 15415845, 40081197, 66801995, 200405985]

約数ペア:

[(1, 200405985), (3, 66801995), (5, 40081197), (13, 15415845), (15, 13360399), (39, 5138615), (53, 3781245), (65, 3083169), (159, 1260415), (195, 1027723), (265, 756249), (689, 290865), (795, 252083), (2067, 96955), (3445, 58173), (10335, 19391)]