1639885077

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{631}}^1\times {\mathrm{7043}}^1$

素因数の和:7721

約数の個数: 24

約数和(自身を含む): 2430687168

約数和(自身を除く): 790802091

約数列:

[1, 3, 9, 41, 123, 369, 631, 1893, 5679, 7043, 21129, 25871, 63387, 77613, 232839, 288763, 866289, 2598867, 4444133, 13332399, 39997197, 182209453, 546628359, 1639885077]

約数ペア:

[(1, 1639885077), (3, 546628359), (9, 182209453), (41, 39997197), (123, 13332399), (369, 4444133), (631, 2598867), (1893, 866289), (5679, 288763), (7043, 232839), (21129, 77613), (25871, 63387)]