244996815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{1297}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 458121312

約数和(自身を除く): 213124497

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 257, 735, 771, 1285, 1297, 1799, 3855, 3891, 5397, 6485, 8995, 9079, 12593, 19455, 26985, 27237, 37779, 45395, 62965, 63553, 136185, 188895, 190659, 317765, 333329, 953295, 999987, 1666645, 2333303, 4999935, 6999909, 11666515, 16333121, 34999545, 48999363, 81665605, 244996815]

約数ペア:

[(1, 244996815), (3, 81665605), (5, 48999363), (7, 34999545), (15, 16333121), (21, 11666515), (35, 6999909), (49, 4999935), (105, 2333303), (147, 1666645), (245, 999987), (257, 953295), (735, 333329), (771, 317765), (1285, 190659), (1297, 188895), (1799, 136185), (3855, 63553), (3891, 62965), (5397, 45395), (6485, 37779), (8995, 27237), (9079, 26985), (12593, 19455)]