180851211

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:577

約数の個数: 40

約数和(自身を含む): 278609760

約数和(自身を除く): 97758549

約数列:

[1, 3, 9, 27, 53, 81, 103, 159, 309, 409, 477, 927, 1227, 1431, 2781, 3681, 4293, 5459, 8343, 11043, 16377, 21677, 33129, 42127, 49131, 65031, 126381, 147393, 195093, 379143, 442179, 585279, 1137429, 1755837, 2232731, 3412287, 6698193, 20094579, 60283737, 180851211]

約数ペア:

[(1, 180851211), (3, 60283737), (9, 20094579), (27, 6698193), (53, 3412287), (81, 2232731), (103, 1755837), (159, 1137429), (309, 585279), (409, 442179), (477, 379143), (927, 195093), (1227, 147393), (1431, 126381), (2781, 65031), (3681, 49131), (4293, 42127), (5459, 33129), (8343, 21677), (11043, 16377)]