154082817

素因数分解:

$3^4\times 7^1\times {\mathrm{331}}^1\times {\mathrm{821}}^1$

素因数の和:1171

約数の個数: 40

約数和(自身を含む): 264171072

約数和(自身を除く): 110088255

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 331, 567, 821, 993, 2317, 2463, 2979, 5747, 6951, 7389, 8937, 17241, 20853, 22167, 26811, 51723, 62559, 66501, 155169, 187677, 271751, 465507, 815253, 1902257, 2445759, 5706771, 7337277, 17120313, 22011831, 51360939, 154082817]

約数ペア:

[(1, 154082817), (3, 51360939), (7, 22011831), (9, 17120313), (21, 7337277), (27, 5706771), (63, 2445759), (81, 1902257), (189, 815253), (331, 465507), (567, 271751), (821, 187677), (993, 155169), (2317, 66501), (2463, 62559), (2979, 51723), (5747, 26811), (6951, 22167), (7389, 20853), (8937, 17241)]