172207905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{853}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 283172736

約数和(自身を除く): 110964831

約数列:

[1, 3, 5, 15, 43, 129, 215, 313, 645, 853, 939, 1565, 2559, 4265, 4695, 12795, 13459, 36679, 40377, 67295, 110037, 183395, 201885, 266989, 550185, 800967, 1334945, 4004835, 11480527, 34441581, 57402635, 172207905]

約数ペア:

[(1, 172207905), (3, 57402635), (5, 34441581), (15, 11480527), (43, 4004835), (129, 1334945), (215, 800967), (313, 550185), (645, 266989), (853, 201885), (939, 183395), (1565, 110037), (2559, 67295), (4265, 40377), (4695, 36679), (12795, 13459)]