1376235

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 2897856

約数和(自身を除く): 1521621

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 257, 315, 357, 595, 765, 771, 1071, 1285, 1785, 1799, 2313, 3855, 4369, 5355, 5397, 8995, 11565, 13107, 16191, 21845, 26985, 30583, 39321, 65535, 80955, 91749, 152915, 196605, 275247, 458745, 1376235]

約数ペア:

[(1, 1376235), (3, 458745), (5, 275247), (7, 196605), (9, 152915), (15, 91749), (17, 80955), (21, 65535), (35, 39321), (45, 30583), (51, 26985), (63, 21845), (85, 16191), (105, 13107), (119, 11565), (153, 8995), (255, 5397), (257, 5355), (315, 4369), (357, 3855), (595, 2313), (765, 1799), (771, 1785), (1071, 1285)]