17900937

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 26732160

約数和(自身を除く): 8831223

約数列:

[1, 3, 9, 47, 101, 141, 303, 419, 423, 909, 1257, 3771, 4747, 14241, 19693, 42319, 42723, 59079, 126957, 177237, 380871, 1988993, 5966979, 17900937]

約数ペア:

[(1, 17900937), (3, 5966979), (9, 1988993), (47, 380871), (101, 177237), (141, 126957), (303, 59079), (419, 42723), (423, 42319), (909, 19693), (1257, 14241), (3771, 4747)]