172899345

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{1481}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 284828544

約数和(自身を除く): 111929199

約数列:

[1, 3, 5, 15, 43, 129, 181, 215, 543, 645, 905, 1481, 2715, 4443, 7405, 7783, 22215, 23349, 38915, 63683, 116745, 191049, 268061, 318415, 804183, 955245, 1340305, 4020915, 11526623, 34579869, 57633115, 172899345]

約数ペア:

[(1, 172899345), (3, 57633115), (5, 34579869), (15, 11526623), (43, 4020915), (129, 1340305), (181, 955245), (215, 804183), (543, 318415), (645, 268061), (905, 191049), (1481, 116745), (2715, 63683), (4443, 38915), (7405, 23349), (7783, 22215)]