31274397

素因数分解:

$3^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{307}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 59136000

約数和(自身を除く): 27861603

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 231, 297, 307, 343, 441, 539, 693, 921, 1029, 1323, 1617, 2079, 2149, 2763, 3087, 3377, 3773, 4851, 6447, 8289, 9261, 10131, 11319, 14553, 15043, 19341, 23639, 30393, 33957, 45129, 58023, 70917, 91179, 101871, 105301, 135387, 165473, 212751, 315903, 406161, 496419, 638253, 947709, 1158311, 1489257, 2843127, 3474933, 4467771, 10424799, 31274397]

約数ペア:

[(1, 31274397), (3, 10424799), (7, 4467771), (9, 3474933), (11, 2843127), (21, 1489257), (27, 1158311), (33, 947709), (49, 638253), (63, 496419), (77, 406161), (99, 315903), (147, 212751), (189, 165473), (231, 135387), (297, 105301), (307, 101871), (343, 91179), (441, 70917), (539, 58023), (693, 45129), (921, 33957), (1029, 30393), (1323, 23639), (1617, 19341), (2079, 15043), (2149, 14553), (2763, 11319), (3087, 10131), (3377, 9261), (3773, 8289), (4851, 6447)]