40205349

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 63190400

約数和(自身を除く): 22985051

約数列:

[1, 3, 9, 19, 27, 57, 171, 181, 433, 513, 543, 1299, 1629, 3439, 3897, 4887, 8227, 10317, 11691, 24681, 30951, 74043, 78373, 92853, 222129, 235119, 705357, 1489087, 2116071, 4467261, 13401783, 40205349]

約数ペア:

[(1, 40205349), (3, 13401783), (9, 4467261), (19, 2116071), (27, 1489087), (57, 705357), (171, 235119), (181, 222129), (433, 92853), (513, 78373), (543, 74043), (1299, 30951), (1629, 24681), (3439, 11691), (3897, 10317), (4887, 8227)]