219718131

素因数分解:

$3^1\times {\mathrm{173}}^1\times {\mathrm{331}}^1\times {\mathrm{1279}}^1$

素因数の和:1786

約数の個数: 16

約数和(自身を含む): 295772160

約数和(自身を除く): 76054029

約数列:

[1, 3, 173, 331, 519, 993, 1279, 3837, 57263, 171789, 221267, 423349, 663801, 1270047, 73239377, 219718131]

約数ペア:

[(1, 219718131), (3, 73239377), (173, 1270047), (331, 663801), (519, 423349), (993, 221267), (1279, 171789), (3837, 57263)]