209767216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{14551}}^1$

素因数の和:14629

約数の個数: 40

約数和(自身を含む): 438480864

約数和(自身を除く): 228713648

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 68, 106, 136, 212, 272, 424, 848, 901, 1802, 3604, 7208, 14416, 14551, 29102, 58204, 116408, 232816, 247367, 494734, 771203, 989468, 1542406, 1978936, 3084812, 3957872, 6169624, 12339248, 13110451, 26220902, 52441804, 104883608, 209767216]

約数ペア:

[(1, 209767216), (2, 104883608), (4, 52441804), (8, 26220902), (16, 13110451), (17, 12339248), (34, 6169624), (53, 3957872), (68, 3084812), (106, 1978936), (136, 1542406), (212, 989468), (272, 771203), (424, 494734), (848, 247367), (901, 232816), (1802, 116408), (3604, 58204), (7208, 29102), (14416, 14551)]