222333215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 293388480

約数和(自身を除く): 71055265

約数列:

[1, 5, 13, 65, 97, 179, 197, 485, 895, 985, 1261, 2327, 2561, 6305, 11635, 12805, 17363, 19109, 35263, 86815, 95545, 176315, 225719, 248417, 458419, 1128595, 1242085, 2292095, 3420511, 17102555, 44466643, 222333215]

約数ペア:

[(1, 222333215), (5, 44466643), (13, 17102555), (65, 3420511), (97, 2292095), (179, 1242085), (197, 1128595), (485, 458419), (895, 248417), (985, 225719), (1261, 176315), (2327, 95545), (2561, 86815), (6305, 35263), (11635, 19109), (12805, 17363)]