72183909

素因数分解:

$3^1\times 7^2\times {\mathrm{569}}^1\times {\mathrm{863}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 112285440

約数和(自身を除く): 40101531

約数列:

[1, 3, 7, 21, 49, 147, 569, 863, 1707, 2589, 3983, 6041, 11949, 18123, 27881, 42287, 83643, 126861, 491047, 1473141, 3437329, 10311987, 24061303, 72183909]

約数ペア:

[(1, 72183909), (3, 24061303), (7, 10311987), (21, 3437329), (49, 1473141), (147, 491047), (569, 126861), (863, 83643), (1707, 42287), (2589, 27881), (3983, 18123), (6041, 11949)]