31367055

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 54149760

約数和(自身を除く): 22782705

約数列:

[1, 3, 5, 15, 23, 59, 67, 69, 115, 177, 201, 295, 335, 345, 529, 885, 1005, 1357, 1541, 1587, 2645, 3953, 4071, 4623, 6785, 7705, 7935, 11859, 19765, 20355, 23115, 31211, 35443, 59295, 90919, 93633, 106329, 156055, 177215, 272757, 454595, 468165, 531645, 1363785, 2091137, 6273411, 10455685, 31367055]

約数ペア:

[(1, 31367055), (3, 10455685), (5, 6273411), (15, 2091137), (23, 1363785), (59, 531645), (67, 468165), (69, 454595), (115, 272757), (177, 177215), (201, 156055), (295, 106329), (335, 93633), (345, 90919), (529, 59295), (885, 35443), (1005, 31211), (1357, 23115), (1541, 20355), (1587, 19765), (2645, 11859), (3953, 7935), (4071, 7705), (4623, 6785)]