148389759

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^2\times {\mathrm{211}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 256638720

約数和(自身を除く): 108248961

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 211, 427, 549, 633, 1281, 1477, 1647, 1899, 3721, 3843, 4431, 5697, 11163, 11529, 12871, 13293, 26047, 33489, 38613, 39879, 78141, 90097, 100467, 115839, 234423, 270291, 347517, 703269, 785131, 810873, 2355393, 2432619, 5495917, 7066179, 16487751, 21198537, 49463253, 148389759]

約数ペア:

[(1, 148389759), (3, 49463253), (7, 21198537), (9, 16487751), (21, 7066179), (27, 5495917), (61, 2432619), (63, 2355393), (183, 810873), (189, 785131), (211, 703269), (427, 347517), (549, 270291), (633, 234423), (1281, 115839), (1477, 100467), (1647, 90097), (1899, 78141), (3721, 39879), (3843, 38613), (4431, 33489), (5697, 26047), (11163, 13293), (11529, 12871)]