215894013

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53987}}^1$

素因数の和:54064

約数の個数: 16

約数和(自身を含む): 304060416

約数和(自身を除く): 88166403

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 53987, 161961, 1673597, 2321441, 5020791, 6964323, 71964671, 215894013]

約数ペア:

[(1, 215894013), (3, 71964671), (31, 6964323), (43, 5020791), (93, 2321441), (129, 1673597), (1333, 161961), (3999, 53987)]