215531508

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{4111}}^1$

素因数の和:4392

約数の個数: 48

約数和(自身を含む): 534691584

約数和(自身を除く): 319160076

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 257, 514, 771, 1028, 1542, 3084, 4111, 4369, 8222, 8738, 12333, 13107, 16444, 17476, 24666, 26214, 49332, 52428, 69887, 139774, 209661, 279548, 419322, 838644, 1056527, 2113054, 3169581, 4226108, 6339162, 12678324, 17960959, 35921918, 53882877, 71843836, 107765754, 215531508]

約数ペア:

[(1, 215531508), (2, 107765754), (3, 71843836), (4, 53882877), (6, 35921918), (12, 17960959), (17, 12678324), (34, 6339162), (51, 4226108), (68, 3169581), (102, 2113054), (204, 1056527), (257, 838644), (514, 419322), (771, 279548), (1028, 209661), (1542, 139774), (3084, 69887), (4111, 52428), (4369, 49332), (8222, 26214), (8738, 24666), (12333, 17476), (13107, 16444)]