161725928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{222151}}^1$

素因数の和:222177

約数の個数: 32

約数和(自身を含む): 373215360

約数和(自身を除く): 211489432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 222151, 444302, 888604, 1555057, 1777208, 2887963, 3110114, 5775926, 6220228, 11551852, 12440456, 20215741, 23103704, 40431482, 80862964, 161725928]

約数ペア:

[(1, 161725928), (2, 80862964), (4, 40431482), (7, 23103704), (8, 20215741), (13, 12440456), (14, 11551852), (26, 6220228), (28, 5775926), (52, 3110114), (56, 2887963), (91, 1777208), (104, 1555057), (182, 888604), (364, 444302), (728, 222151)]