172580156

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{20477}}^1$

素因数の和:20538

約数の個数: 36

約数和(自身を含む): 359511768

約数和(自身を除く): 186931612

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 20477, 40954, 81908, 143339, 286678, 573356, 880511, 1003373, 1761022, 2006746, 3522044, 4013492, 6163577, 12327154, 24654308, 43145039, 86290078, 172580156]

約数ペア:

[(1, 172580156), (2, 86290078), (4, 43145039), (7, 24654308), (14, 12327154), (28, 6163577), (43, 4013492), (49, 3522044), (86, 2006746), (98, 1761022), (172, 1003373), (196, 880511), (301, 573356), (602, 286678), (1204, 143339), (2107, 81908), (4214, 40954), (8428, 20477)]