17408845

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 23328000

約数和(自身を除く): 5919155

約数列:

[1, 5, 19, 29, 71, 89, 95, 145, 355, 445, 551, 1349, 1691, 2059, 2581, 2755, 6319, 6745, 8455, 10295, 12905, 31595, 39121, 49039, 120061, 183251, 195605, 245195, 600305, 916255, 3481769, 17408845]

約数ペア:

[(1, 17408845), (5, 3481769), (19, 916255), (29, 600305), (71, 245195), (89, 195605), (95, 183251), (145, 120061), (355, 49039), (445, 39121), (551, 31595), (1349, 12905), (1691, 10295), (2059, 8455), (2581, 6745), (2755, 6319)]