86419827

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19963}}^1$

素因数の和:20019

約数の個数: 24

約数和(自身を含む): 138071024

約数和(自身を除く): 51651197

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 19963, 59889, 179667, 259519, 738631, 778557, 2215893, 2335671, 6647679, 9602203, 28806609, 86419827]

約数ペア:

[(1, 86419827), (3, 28806609), (9, 9602203), (13, 6647679), (37, 2335671), (39, 2215893), (111, 778557), (117, 738631), (333, 259519), (481, 179667), (1443, 59889), (4329, 19963)]