81390114

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{347821}}^1$

素因数の和:347842

約数の個数: 24

約数和(自身を含む): 189910812

約数和(自身を除く): 108520698

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 347821, 695642, 1043463, 2086926, 3130389, 4521673, 6260778, 9043346, 13565019, 27130038, 40695057, 81390114]

約数ペア:

[(1, 81390114), (2, 40695057), (3, 27130038), (6, 13565019), (9, 9043346), (13, 6260778), (18, 4521673), (26, 3130389), (39, 2086926), (78, 1043463), (117, 695642), (234, 347821)]