7921284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{521}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 21280896

約数和(自身を除く): 13359612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 181, 362, 521, 543, 724, 1042, 1086, 1267, 1563, 2084, 2172, 2534, 3126, 3647, 3801, 5068, 6252, 7294, 7602, 10941, 14588, 15204, 21882, 43764, 94301, 188602, 282903, 377204, 565806, 660107, 1131612, 1320214, 1980321, 2640428, 3960642, 7921284]

約数ペア:

[(1, 7921284), (2, 3960642), (3, 2640428), (4, 1980321), (6, 1320214), (7, 1131612), (12, 660107), (14, 565806), (21, 377204), (28, 282903), (42, 188602), (84, 94301), (181, 43764), (362, 21882), (521, 15204), (543, 14588), (724, 10941), (1042, 7602), (1086, 7294), (1267, 6252), (1563, 5068), (2084, 3801), (2172, 3647), (2534, 3126)]