1275842895

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1978051}}^1$

素因数の和:1978102

約数の個数: 16

約数和(自身を含む): 2088822912

約数和(自身を除く): 812980017

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1978051, 5934153, 9890255, 29670765, 85056193, 255168579, 425280965, 1275842895]

約数ペア:

[(1, 1275842895), (3, 425280965), (5, 255168579), (15, 85056193), (43, 29670765), (129, 9890255), (215, 5934153), (645, 1978051)]