129815192

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{4973}}^1$

素因数の和:5243

約数の個数: 32

約数和(自身を含む): 263224080

約数和(自身を除く): 133408888

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 251, 502, 1004, 2008, 3263, 4973, 6526, 9946, 13052, 19892, 26104, 39784, 64649, 129298, 258596, 517192, 1248223, 2496446, 4992892, 9985784, 16226899, 32453798, 64907596, 129815192]

約数ペア:

[(1, 129815192), (2, 64907596), (4, 32453798), (8, 16226899), (13, 9985784), (26, 4992892), (52, 2496446), (104, 1248223), (251, 517192), (502, 258596), (1004, 129298), (2008, 64649), (3263, 39784), (4973, 26104), (6526, 19892), (9946, 13052)]