74049521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 94284288

約数和(自身を除く): 20234767

約数列:

[1, 7, 13, 71, 73, 91, 157, 497, 511, 923, 949, 1099, 2041, 5183, 6461, 6643, 11147, 11461, 14287, 36281, 67379, 78029, 80227, 144911, 148993, 471653, 813731, 1014377, 1042951, 5696117, 10578503, 74049521]

約数ペア:

[(1, 74049521), (7, 10578503), (13, 5696117), (71, 1042951), (73, 1014377), (91, 813731), (157, 471653), (497, 148993), (511, 144911), (923, 80227), (949, 78029), (1099, 67379), (2041, 36281), (5183, 14287), (6461, 11461), (6643, 11147)]