42378609

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{11941}}^1$

素因数の和:11977

約数の個数: 24

約数和(自身を含む): 69932352

約数和(自身を除く): 27553743

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 11941, 35823, 83587, 155233, 250761, 465699, 1086631, 2018029, 3259893, 6054087, 14126203, 42378609]

約数ペア:

[(1, 42378609), (3, 14126203), (7, 6054087), (13, 3259893), (21, 2018029), (39, 1086631), (91, 465699), (169, 250761), (273, 155233), (507, 83587), (1183, 35823), (3549, 11941)]