15321905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2411}}^1$

素因数の和:2488

約数の個数: 16

約数和(自身を含む): 19450368

約数和(自身を除く): 4128463

約数列:

[1, 5, 31, 41, 155, 205, 1271, 2411, 6355, 12055, 74741, 98851, 373705, 494255, 3064381, 15321905]

約数ペア:

[(1, 15321905), (5, 3064381), (31, 494255), (41, 373705), (155, 98851), (205, 74741), (1271, 12055), (2411, 6355)]