289014075

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{20389}}^1$

素因数の和:20418

約数の個数: 60

約数和(自身を含む): 611863120

約数和(自身を除く): 322849045

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 315, 405, 525, 567, 675, 945, 1575, 2025, 2835, 4725, 14175, 20389, 61167, 101945, 142723, 183501, 305835, 428169, 509725, 550503, 713615, 917505, 1284507, 1529175, 1651509, 2140845, 2752515, 3568075, 3853521, 4587525, 6422535, 8257545, 10704225, 11560563, 13762575, 19267605, 32112675, 41287725, 57802815, 96338025, 289014075]

約数ペア:

[(1, 289014075), (3, 96338025), (5, 57802815), (7, 41287725), (9, 32112675), (15, 19267605), (21, 13762575), (25, 11560563), (27, 10704225), (35, 8257545), (45, 6422535), (63, 4587525), (75, 3853521), (81, 3568075), (105, 2752515), (135, 2140845), (175, 1651509), (189, 1529175), (225, 1284507), (315, 917505), (405, 713615), (525, 550503), (567, 509725), (675, 428169), (945, 305835), (1575, 183501), (2025, 142723), (2835, 101945), (4725, 61167), (14175, 20389)]