13415493

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 22226176

約数和(自身を除く): 8810683

約数列:

[1, 3, 7, 13, 21, 39, 91, 157, 273, 313, 471, 939, 1099, 2041, 2191, 3297, 4069, 6123, 6573, 12207, 14287, 28483, 42861, 49141, 85449, 147423, 343987, 638833, 1031961, 1916499, 4471831, 13415493]

約数ペア:

[(1, 13415493), (3, 4471831), (7, 1916499), (13, 1031961), (21, 638833), (39, 343987), (91, 147423), (157, 85449), (273, 49141), (313, 42861), (471, 28483), (939, 14287), (1099, 12207), (2041, 6573), (2191, 6123), (3297, 4069)]