85627215

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{647}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 158303808

約数和(自身を除く): 72676593

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 173, 255, 519, 647, 765, 865, 1557, 1941, 2595, 2941, 3235, 5823, 7785, 8823, 9705, 10999, 14705, 26469, 29115, 32997, 44115, 54995, 98991, 111931, 132345, 164985, 335793, 494955, 559655, 1007379, 1678965, 1902827, 5036895, 5708481, 9514135, 17125443, 28542405, 85627215]

約数ペア:

[(1, 85627215), (3, 28542405), (5, 17125443), (9, 9514135), (15, 5708481), (17, 5036895), (45, 1902827), (51, 1678965), (85, 1007379), (153, 559655), (173, 494955), (255, 335793), (519, 164985), (647, 132345), (765, 111931), (865, 98991), (1557, 54995), (1941, 44115), (2595, 32997), (2941, 29115), (3235, 26469), (5823, 14705), (7785, 10999), (8823, 9705)]