201311895

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{220013}}^1$

素因数の和:220082

約数の個数: 16

約数和(自身を含む): 327380832

約数和(自身を除く): 126068937

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 220013, 660039, 1100065, 3300195, 13420793, 40262379, 67103965, 201311895]

約数ペア:

[(1, 201311895), (3, 67103965), (5, 40262379), (15, 13420793), (61, 3300195), (183, 1100065), (305, 660039), (915, 220013)]