239355

素因数分解:

$3^5\times 5^1\times {\mathrm{197}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 432432

約数和(自身を除く): 193077

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 243, 405, 591, 985, 1215, 1773, 2955, 5319, 8865, 15957, 26595, 47871, 79785, 239355]

約数ペア:

[(1, 239355), (3, 79785), (5, 47871), (9, 26595), (15, 15957), (27, 8865), (45, 5319), (81, 2955), (135, 1773), (197, 1215), (243, 985), (405, 591)]