99991641

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{2221}}^1$

素因数の和:2616

約数の個数: 16

約数和(自身を含む): 136875200

約数和(自身を除く): 36883559

約数列:

[1, 3, 43, 129, 349, 1047, 2221, 6663, 15007, 45021, 95503, 286509, 775129, 2325387, 33330547, 99991641]

約数ペア:

[(1, 99991641), (3, 33330547), (43, 2325387), (129, 775129), (349, 286509), (1047, 95503), (2221, 45021), (6663, 15007)]