291265876

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{5521}}^1$

素因数の和:5656

約数の個数: 36

約数和(自身を含む): 565508020

約数和(自身を除く): 274242144

約数列:

[1, 2, 4, 11, 22, 44, 109, 121, 218, 242, 436, 484, 1199, 2398, 4796, 5521, 11042, 13189, 22084, 26378, 52756, 60731, 121462, 242924, 601789, 668041, 1203578, 1336082, 2407156, 2672164, 6619679, 13239358, 26478716, 72816469, 145632938, 291265876]

約数ペア:

[(1, 291265876), (2, 145632938), (4, 72816469), (11, 26478716), (22, 13239358), (44, 6619679), (109, 2672164), (121, 2407156), (218, 1336082), (242, 1203578), (436, 668041), (484, 601789), (1199, 242924), (2398, 121462), (4796, 60731), (5521, 52756), (11042, 26378), (13189, 22084)]