1249875361

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 1518225408

約数和(自身を除く): 268350047

約数列:

[1, 7, 23, 97, 161, 163, 491, 679, 1141, 2231, 3437, 3749, 11293, 15617, 15811, 26243, 47627, 79051, 80033, 110677, 333389, 363653, 560231, 1095421, 1840759, 2545571, 7667947, 7763201, 12885313, 54342407, 178553623, 1249875361]

約数ペア:

[(1, 1249875361), (7, 178553623), (23, 54342407), (97, 12885313), (161, 7763201), (163, 7667947), (491, 2545571), (679, 1840759), (1141, 1095421), (2231, 560231), (3437, 363653), (3749, 333389), (11293, 110677), (15617, 80033), (15811, 79051), (26243, 47627)]