90235215

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{4547}}^1$

素因数の和:4578

約数の個数: 60

約数和(自身を含む): 188205336

約数和(自身を除く): 97970121

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 945, 1323, 2205, 2835, 3969, 4547, 6615, 13641, 19845, 22735, 31829, 40923, 68205, 95487, 122769, 159145, 204615, 222803, 286461, 368307, 477435, 613845, 668409, 859383, 1114015, 1432305, 1841535, 2005227, 2578149, 3342045, 4296915, 6015681, 10026135, 12890745, 18047043, 30078405, 90235215]

約数ペア:

[(1, 90235215), (3, 30078405), (5, 18047043), (7, 12890745), (9, 10026135), (15, 6015681), (21, 4296915), (27, 3342045), (35, 2578149), (45, 2005227), (49, 1841535), (63, 1432305), (81, 1114015), (105, 859383), (135, 668409), (147, 613845), (189, 477435), (245, 368307), (315, 286461), (405, 222803), (441, 204615), (567, 159145), (735, 122769), (945, 95487), (1323, 68205), (2205, 40923), (2835, 31829), (3969, 22735), (4547, 19845), (6615, 13641)]