285893289

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 484481088

約数和(自身を除く): 198587799

約数列:

[1, 3, 9, 11, 23, 33, 53, 69, 99, 103, 159, 207, 253, 309, 477, 529, 583, 759, 927, 1133, 1219, 1587, 1749, 2277, 2369, 3399, 3657, 4761, 5247, 5459, 5819, 7107, 10197, 10971, 13409, 16377, 17457, 21321, 26059, 28037, 40227, 49131, 52371, 54487, 60049, 78177, 84111, 120681, 125557, 163461, 180147, 234531, 252333, 308407, 376671, 490383, 540441, 599357, 925221, 1130013, 1381127, 1798071, 2775663, 2887811, 4143381, 5394213, 8663433, 12430143, 25990299, 31765921, 95297763, 285893289]

約数ペア:

[(1, 285893289), (3, 95297763), (9, 31765921), (11, 25990299), (23, 12430143), (33, 8663433), (53, 5394213), (69, 4143381), (99, 2887811), (103, 2775663), (159, 1798071), (207, 1381127), (253, 1130013), (309, 925221), (477, 599357), (529, 540441), (583, 490383), (759, 376671), (927, 308407), (1133, 252333), (1219, 234531), (1587, 180147), (1749, 163461), (2277, 125557), (2369, 120681), (3399, 84111), (3657, 78177), (4761, 60049), (5247, 54487), (5459, 52371), (5819, 49131), (7107, 40227), (10197, 28037), (10971, 26059), (13409, 21321), (16377, 17457)]