38905251

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 66495744

約数和(自身を除く): 27590493

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 121, 183, 231, 251, 363, 427, 671, 753, 847, 1281, 1757, 2013, 2541, 2761, 4697, 5271, 7381, 8283, 14091, 15311, 19327, 22143, 30371, 45933, 51667, 57981, 91113, 107177, 155001, 168421, 212597, 321531, 505263, 637791, 1178947, 1852631, 3536841, 5557893, 12968417, 38905251]

約数ペア:

[(1, 38905251), (3, 12968417), (7, 5557893), (11, 3536841), (21, 1852631), (33, 1178947), (61, 637791), (77, 505263), (121, 321531), (183, 212597), (231, 168421), (251, 155001), (363, 107177), (427, 91113), (671, 57981), (753, 51667), (847, 45933), (1281, 30371), (1757, 22143), (2013, 19327), (2541, 15311), (2761, 14091), (4697, 8283), (5271, 7381)]