217873190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67453}}^1$

素因数の和:67496

約数の個数: 32

約数和(自身を含む): 437101920

約数和(自身を除く): 219228730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 67453, 134906, 337265, 674530, 1146701, 1281607, 2293402, 2563214, 5733505, 6408035, 11467010, 12816070, 21787319, 43574638, 108936595, 217873190]

約数ペア:

[(1, 217873190), (2, 108936595), (5, 43574638), (10, 21787319), (17, 12816070), (19, 11467010), (34, 6408035), (38, 5733505), (85, 2563214), (95, 2293402), (170, 1281607), (190, 1146701), (323, 674530), (646, 337265), (1615, 134906), (3230, 67453)]