285217009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1487}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 370262016

約数和(自身を除く): 85045007

約数列:

[1, 7, 11, 47, 53, 77, 329, 371, 517, 583, 1487, 2491, 3619, 4081, 10409, 16357, 17437, 27401, 69889, 78811, 114499, 191807, 489223, 551677, 768779, 866921, 3704117, 5381453, 6068447, 25928819, 40745287, 285217009]

約数ペア:

[(1, 285217009), (7, 40745287), (11, 25928819), (47, 6068447), (53, 5381453), (77, 3704117), (329, 866921), (371, 768779), (517, 551677), (583, 489223), (1487, 191807), (2491, 114499), (3619, 78811), (4081, 69889), (10409, 27401), (16357, 17437)]