308601982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{691}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 507457440

約数和(自身を除く): 198855458

約数列:

[1, 2, 13, 26, 89, 178, 193, 386, 691, 1157, 1382, 2314, 2509, 5018, 8983, 17177, 17966, 34354, 61499, 122998, 133363, 223301, 266726, 446602, 799487, 1598974, 1733719, 3467438, 11869307, 23738614, 154300991, 308601982]

約数ペア:

[(1, 308601982), (2, 154300991), (13, 23738614), (26, 11869307), (89, 3467438), (178, 1733719), (193, 1598974), (386, 799487), (691, 446602), (1157, 266726), (1382, 223301), (2314, 133363), (2509, 122998), (5018, 61499), (8983, 34354), (17177, 17966)]