81292172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{23333}}^1$

素因数の和:23417

約数の個数: 24

約数和(自身を含む): 155497776

約数和(自身を除く): 74205604

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 23333, 46666, 93332, 303329, 606658, 1213316, 1563311, 3126622, 6253244, 20323043, 40646086, 81292172]

約数ペア:

[(1, 81292172), (2, 40646086), (4, 20323043), (13, 6253244), (26, 3126622), (52, 1563311), (67, 1213316), (134, 606658), (268, 303329), (871, 93332), (1742, 46666), (3484, 23333)]