661569098876

素因数分解:

$2^2\times 7^1\times {\mathrm{1971091}}^1\times {\mathrm{11987}}^1$

素因数の和:1983089

約数の個数: 24

約数和(自身を含む): 1323249250176

約数和(自身を除く): 661680151300

約数列:

[1, 2, 4, 7, 14, 28, 11987, 23974, 47948, 83909, 167818, 335636, 1971091, 3942182, 7884364, 13797637, 27595274, 55190548, 23627467817, 47254935634, 94509871268, 165392274719, 330784549438, 661569098876]

約数ペア:

[(1, 661569098876), (2, 330784549438), (4, 165392274719), (7, 94509871268), (14, 47254935634), (28, 23627467817), (11987, 55190548), (23974, 27595274), (47948, 13797637), (83909, 7884364), (167818, 3942182), (335636, 1971091)]