216972489885

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{1719343}}^1$

素因数の和:1719577

約数の個数: 32

約数和(自身を含む): 356523171840

約数和(自身を除く): 139550681955

約数列:

[1, 3, 5, 15, 47, 141, 179, 235, 537, 705, 895, 2685, 8413, 25239, 42065, 126195, 1719343, 5158029, 8596715, 25790145, 80809121, 242427363, 307762397, 404045605, 923287191, 1212136815, 1538811985, 4616435955, 14464832659, 43394497977, 72324163295, 216972489885]

約数ペア:

[(1, 216972489885), (3, 72324163295), (5, 43394497977), (15, 14464832659), (47, 4616435955), (141, 1538811985), (179, 1212136815), (235, 923287191), (537, 404045605), (705, 307762397), (895, 242427363), (2685, 80809121), (8413, 25790145), (25239, 8596715), (42065, 5158029), (126195, 1719343)]