90551115

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9721}}^1$

素因数の和:9761

約数の個数: 40

約数和(自身を含む): 169396128

約数和(自身を除く): 78845013

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 9721, 29163, 48605, 87489, 145815, 223583, 262467, 437445, 670749, 787401, 1117915, 1312335, 2012247, 3353745, 3937005, 6036741, 10061235, 18110223, 30183705, 90551115]

約数ペア:

[(1, 90551115), (3, 30183705), (5, 18110223), (9, 10061235), (15, 6036741), (23, 3937005), (27, 3353745), (45, 2012247), (69, 1312335), (81, 1117915), (115, 787401), (135, 670749), (207, 437445), (345, 262467), (405, 223583), (621, 145815), (1035, 87489), (1863, 48605), (3105, 29163), (9315, 9721)]