280712926

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{563}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 460873728

約数和(自身を除く): 180160802

約数列:

[1, 2, 13, 26, 127, 151, 254, 302, 563, 1126, 1651, 1963, 3302, 3926, 7319, 14638, 19177, 38354, 71501, 85013, 143002, 170026, 249301, 498602, 929513, 1105169, 1859026, 2210338, 10796651, 21593302, 140356463, 280712926]

約数ペア:

[(1, 280712926), (2, 140356463), (13, 21593302), (26, 10796651), (127, 2210338), (151, 1859026), (254, 1105169), (302, 929513), (563, 498602), (1126, 249301), (1651, 170026), (1963, 143002), (3302, 85013), (3926, 71501), (7319, 38354), (14638, 19177)]