202123805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2683}}^1$

素因数の和:2781

約数の個数: 32

約数和(自身を含む): 279565440

約数和(自身を除く): 77441635

約数列:

[1, 5, 13, 19, 61, 65, 95, 247, 305, 793, 1159, 1235, 2683, 3965, 5795, 13415, 15067, 34879, 50977, 75335, 163663, 174395, 254885, 662701, 818315, 2127619, 3109597, 3313505, 10638095, 15547985, 40424761, 202123805]

約数ペア:

[(1, 202123805), (5, 40424761), (13, 15547985), (19, 10638095), (61, 3313505), (65, 3109597), (95, 2127619), (247, 818315), (305, 662701), (793, 254885), (1159, 174395), (1235, 163663), (2683, 75335), (3965, 50977), (5795, 34879), (13415, 15067)]