74990876

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{64871}}^1$

素因数の和:64909

約数の個数: 18

約数和(自身を含む): 139409928

約数和(自身を除く): 64419052

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 64871, 129742, 259484, 1102807, 2205614, 4411228, 18747719, 37495438, 74990876]

約数ペア:

[(1, 74990876), (2, 37495438), (4, 18747719), (17, 4411228), (34, 2205614), (68, 1102807), (289, 259484), (578, 129742), (1156, 64871)]