72409911

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{761}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 115872768

約数和(自身を除く): 43462857

約数列:

[1, 3, 7, 21, 23, 69, 161, 197, 483, 591, 761, 1379, 2283, 4137, 4531, 5327, 13593, 15981, 17503, 31717, 52509, 95151, 122521, 149917, 367563, 449751, 1049419, 3148257, 3448091, 10344273, 24136637, 72409911]

約数ペア:

[(1, 72409911), (3, 24136637), (7, 10344273), (21, 3448091), (23, 3148257), (69, 1049419), (161, 449751), (197, 367563), (483, 149917), (591, 122521), (761, 95151), (1379, 52509), (2283, 31717), (4137, 17503), (4531, 15981), (5327, 13593)]