15262947

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 27256320

約数和(自身を除く): 11993373

約数列:

[1, 3, 7, 9, 19, 21, 41, 57, 63, 123, 133, 171, 287, 311, 369, 399, 779, 861, 933, 1197, 2177, 2337, 2583, 2799, 5453, 5909, 6531, 7011, 12751, 16359, 17727, 19593, 38253, 41363, 49077, 53181, 89257, 114759, 124089, 242269, 267771, 372267, 726807, 803313, 1695883, 2180421, 5087649, 15262947]

約数ペア:

[(1, 15262947), (3, 5087649), (7, 2180421), (9, 1695883), (19, 803313), (21, 726807), (41, 372267), (57, 267771), (63, 242269), (123, 124089), (133, 114759), (171, 89257), (287, 53181), (311, 49077), (369, 41363), (399, 38253), (779, 19593), (861, 17727), (933, 16359), (1197, 12751), (2177, 7011), (2337, 6531), (2583, 5909), (2799, 5453)]