201980469

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{757}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 294952960

約数和(自身を除く): 92972491

約数列:

[1, 3, 19, 31, 57, 93, 151, 453, 589, 757, 1767, 2271, 2869, 4681, 8607, 14043, 14383, 23467, 43149, 70401, 88939, 114307, 266817, 342921, 445873, 1337619, 2171833, 3543517, 6515499, 10630551, 67326823, 201980469]

約数ペア:

[(1, 201980469), (3, 67326823), (19, 10630551), (31, 6515499), (57, 3543517), (93, 2171833), (151, 1337619), (453, 445873), (589, 342921), (757, 266817), (1767, 114307), (2271, 88939), (2869, 70401), (4681, 43149), (8607, 23467), (14043, 14383)]