138420255

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{61933}}^1$

素因数の和:62090

約数の個数: 16

約数和(自身を含む): 222962400

約数和(自身を除く): 84542145

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 61933, 185799, 309665, 928995, 9228017, 27684051, 46140085, 138420255]

約数ペア:

[(1, 138420255), (3, 46140085), (5, 27684051), (15, 9228017), (149, 928995), (447, 309665), (745, 185799), (2235, 61933)]