90128577

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 161740800

約数和(自身を除く): 71612223

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 59, 77, 119, 177, 187, 231, 357, 389, 413, 561, 649, 1003, 1167, 1239, 1309, 1947, 2723, 3009, 3927, 4279, 4543, 6613, 7021, 8169, 11033, 12837, 13629, 19839, 21063, 22951, 29953, 33099, 46291, 68853, 72743, 77231, 89859, 138873, 160657, 218229, 231693, 252461, 390167, 481971, 509201, 757383, 1170501, 1527603, 1767227, 2731169, 4291837, 5301681, 8193507, 12875511, 30042859, 90128577]

約数ペア:

[(1, 90128577), (3, 30042859), (7, 12875511), (11, 8193507), (17, 5301681), (21, 4291837), (33, 2731169), (51, 1767227), (59, 1527603), (77, 1170501), (119, 757383), (177, 509201), (187, 481971), (231, 390167), (357, 252461), (389, 231693), (413, 218229), (561, 160657), (649, 138873), (1003, 89859), (1167, 77231), (1239, 72743), (1309, 68853), (1947, 46291), (2723, 33099), (3009, 29953), (3927, 22951), (4279, 21063), (4543, 19839), (6613, 13629), (7021, 12837), (8169, 11033)]