16624881

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 30191616

約数和(自身を除く): 13566735

約数列:

[1, 3, 7, 9, 13, 21, 39, 53, 63, 91, 117, 159, 273, 371, 383, 477, 689, 819, 1113, 1149, 2067, 2681, 3339, 3447, 4823, 4979, 6201, 8043, 14469, 14937, 20299, 24129, 34853, 43407, 44811, 60897, 104559, 142093, 182691, 263887, 313677, 426279, 791661, 1278837, 1847209, 2374983, 5541627, 16624881]

約数ペア:

[(1, 16624881), (3, 5541627), (7, 2374983), (9, 1847209), (13, 1278837), (21, 791661), (39, 426279), (53, 313677), (63, 263887), (91, 182691), (117, 142093), (159, 104559), (273, 60897), (371, 44811), (383, 43407), (477, 34853), (689, 24129), (819, 20299), (1113, 14937), (1149, 14469), (2067, 8043), (2681, 6201), (3339, 4979), (3447, 4823)]