207931455

素因数分解:

$3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3229}}^1$

素因数の和:3302

約数の個数: 48

約数和(自身を含む): 380933280

約数和(自身を除く): 173001825

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 243, 265, 405, 477, 795, 1215, 1431, 2385, 3229, 4293, 7155, 9687, 12879, 16145, 21465, 29061, 48435, 64395, 87183, 145305, 171137, 261549, 435915, 513411, 784647, 855685, 1307745, 1540233, 2567055, 3923235, 4620699, 7701165, 13862097, 23103495, 41586291, 69310485, 207931455]

約数ペア:

[(1, 207931455), (3, 69310485), (5, 41586291), (9, 23103495), (15, 13862097), (27, 7701165), (45, 4620699), (53, 3923235), (81, 2567055), (135, 1540233), (159, 1307745), (243, 855685), (265, 784647), (405, 513411), (477, 435915), (795, 261549), (1215, 171137), (1431, 145305), (2385, 87183), (3229, 64395), (4293, 48435), (7155, 29061), (9687, 21465), (12879, 16145)]