219945215

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2477}}^1$

素因数の和:2591

約数の個数: 32

約数和(自身を含む): 314012160

約数和(自身を除く): 94066945

約数列:

[1, 5, 7, 35, 43, 59, 215, 295, 301, 413, 1505, 2065, 2477, 2537, 12385, 12685, 17339, 17759, 86695, 88795, 106511, 146143, 532555, 730715, 745577, 1023001, 3727885, 5115005, 6284149, 31420745, 43989043, 219945215]

約数ペア:

[(1, 219945215), (5, 43989043), (7, 31420745), (35, 6284149), (43, 5115005), (59, 3727885), (215, 1023001), (295, 745577), (301, 730715), (413, 532555), (1505, 146143), (2065, 106511), (2477, 88795), (2537, 86695), (12385, 17759), (12685, 17339)]