72720788

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{5333}}^1$

素因数の和:5831

約数の個数: 24

約数和(自身を含む): 145767552

約数和(自身を除く): 73046764

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1948, 3409, 5333, 6818, 10666, 13636, 21332, 37331, 74662, 149324, 2597171, 5194342, 10388684, 18180197, 36360394, 72720788]

約数ペア:

[(1, 72720788), (2, 36360394), (4, 18180197), (7, 10388684), (14, 5194342), (28, 2597171), (487, 149324), (974, 74662), (1948, 37331), (3409, 21332), (5333, 13636), (6818, 10666)]