128445555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{39461}}^1$

素因数の和:39507

約数の個数: 32

約数和(自身を含む): 242454528

約数和(自身を除く): 114008973

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 39461, 118383, 197305, 276227, 591915, 828681, 1223291, 1381135, 3669873, 4143405, 6116455, 8563037, 18349365, 25689111, 42815185, 128445555]

約数ペア:

[(1, 128445555), (3, 42815185), (5, 25689111), (7, 18349365), (15, 8563037), (21, 6116455), (31, 4143405), (35, 3669873), (93, 1381135), (105, 1223291), (155, 828681), (217, 591915), (465, 276227), (651, 197305), (1085, 118383), (3255, 39461)]