261588072

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{205651}}^1$

素因数の和:205713

約数の個数: 32

約数和(自身を含む): 666312480

約数和(自身を除く): 404724408

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 205651, 411302, 616953, 822604, 1233906, 1645208, 2467812, 4935624, 10899503, 21799006, 32698509, 43598012, 65397018, 87196024, 130794036, 261588072]

約数ペア:

[(1, 261588072), (2, 130794036), (3, 87196024), (4, 65397018), (6, 43598012), (8, 32698509), (12, 21799006), (24, 10899503), (53, 4935624), (106, 2467812), (159, 1645208), (212, 1233906), (318, 822604), (424, 616953), (636, 411302), (1272, 205651)]