16247985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{859}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 28318080

約数和(自身を除く): 12070095

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 195, 291, 485, 859, 1261, 1455, 2577, 3783, 4295, 6305, 11167, 12885, 18915, 33501, 55835, 83323, 167505, 249969, 416615, 1083199, 1249845, 3249597, 5415995, 16247985]

約数ペア:

[(1, 16247985), (3, 5415995), (5, 3249597), (13, 1249845), (15, 1083199), (39, 416615), (65, 249969), (97, 167505), (195, 83323), (291, 55835), (485, 33501), (859, 18915), (1261, 12885), (1455, 11167), (2577, 6305), (3783, 4295)]