215269945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{12347}}^1$

素因数の和:12680

約数の個数: 16

約数和(自身を含む): 282719808

約数和(自身を除く): 67449863

約数列:

[1, 5, 11, 55, 317, 1585, 3487, 12347, 17435, 61735, 135817, 679085, 3913999, 19569995, 43053989, 215269945]

約数ペア:

[(1, 215269945), (5, 43053989), (11, 19569995), (55, 3913999), (317, 679085), (1585, 135817), (3487, 61735), (12347, 17435)]