243669985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{577}}^1$

素因数の和:757

約数の個数: 32

約数和(自身を含む): 323356320

約数和(自身を除く): 79686335

約数列:

[1, 5, 13, 65, 73, 89, 365, 445, 577, 949, 1157, 2885, 4745, 5785, 6497, 7501, 32485, 37505, 42121, 51353, 84461, 210605, 256765, 422305, 547573, 667589, 2737865, 3337945, 3748769, 18743845, 48733997, 243669985]

約数ペア:

[(1, 243669985), (5, 48733997), (13, 18743845), (65, 3748769), (73, 3337945), (89, 2737865), (365, 667589), (445, 547573), (577, 422305), (949, 256765), (1157, 210605), (2885, 84461), (4745, 51353), (5785, 42121), (6497, 37505), (7501, 32485)]