90620991

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 137760000

約数和(自身を除く): 47139009

約数列:

[1, 3, 9, 27, 59, 163, 177, 349, 489, 531, 1047, 1467, 1593, 3141, 4401, 9423, 9617, 20591, 28851, 56887, 61773, 86553, 170661, 185319, 259659, 511983, 555957, 1535949, 3356333, 10068999, 30206997, 90620991]

約数ペア:

[(1, 90620991), (3, 30206997), (9, 10068999), (27, 3356333), (59, 1535949), (163, 555957), (177, 511983), (349, 259659), (489, 185319), (531, 170661), (1047, 86553), (1467, 61773), (1593, 56887), (3141, 28851), (4401, 20591), (9423, 9617)]