90989886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 207825408

約数和(自身を除く): 116835522

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 67, 69, 78, 134, 138, 201, 299, 402, 598, 757, 871, 897, 1514, 1541, 1742, 1794, 2271, 2613, 3082, 4542, 4623, 5226, 9246, 9841, 17411, 19682, 20033, 29523, 34822, 40066, 50719, 52233, 59046, 60099, 101438, 104466, 120198, 152157, 226343, 304314, 452686, 659347, 679029, 1166537, 1318694, 1358058, 1978041, 2333074, 3499611, 3956082, 6999222, 15164981, 30329962, 45494943, 90989886]

約数ペア:

[(1, 90989886), (2, 45494943), (3, 30329962), (6, 15164981), (13, 6999222), (23, 3956082), (26, 3499611), (39, 2333074), (46, 1978041), (67, 1358058), (69, 1318694), (78, 1166537), (134, 679029), (138, 659347), (201, 452686), (299, 304314), (402, 226343), (598, 152157), (757, 120198), (871, 104466), (897, 101438), (1514, 60099), (1541, 59046), (1742, 52233), (1794, 50719), (2271, 40066), (2613, 34822), (3082, 29523), (4542, 20033), (4623, 19682), (5226, 17411), (9246, 9841)]