11985645

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 23310720

約数和(自身を除く): 11325075

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 709, 735, 805, 1127, 2127, 2415, 3381, 3545, 4963, 5635, 10635, 14889, 16307, 16905, 24815, 34741, 48921, 74445, 81535, 104223, 114149, 173705, 244605, 342447, 521115, 570745, 799043, 1712235, 2397129, 3995215, 11985645]

約数ペア:

[(1, 11985645), (3, 3995215), (5, 2397129), (7, 1712235), (15, 799043), (21, 570745), (23, 521115), (35, 342447), (49, 244605), (69, 173705), (105, 114149), (115, 104223), (147, 81535), (161, 74445), (245, 48921), (345, 34741), (483, 24815), (709, 16905), (735, 16307), (805, 14889), (1127, 10635), (2127, 5635), (2415, 4963), (3381, 3545)]