31188465

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9001}}^1$

素因数の和:9030

約数の個数: 48

約数和(自身を含む): 67406976

約数和(自身を除く): 36218511

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 9001, 27003, 45005, 63007, 81009, 99011, 135015, 189021, 297033, 315035, 405045, 495055, 567063, 693077, 891099, 945105, 1485165, 2079231, 2835315, 3465385, 4455495, 6237693, 10396155, 31188465]

約数ペア:

[(1, 31188465), (3, 10396155), (5, 6237693), (7, 4455495), (9, 3465385), (11, 2835315), (15, 2079231), (21, 1485165), (33, 945105), (35, 891099), (45, 693077), (55, 567063), (63, 495055), (77, 405045), (99, 315035), (105, 297033), (165, 189021), (231, 135015), (315, 99011), (385, 81009), (495, 63007), (693, 45005), (1155, 27003), (3465, 9001)]