212480279

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 250822656

約数和(自身を除く): 38342377

約数列:

[1, 11, 23, 47, 107, 167, 253, 517, 1081, 1177, 1837, 2461, 3841, 5029, 7849, 11891, 17869, 27071, 42251, 55319, 86339, 115667, 180527, 196559, 410987, 839843, 1272337, 1985797, 4520857, 9238273, 19316389, 212480279]

約数ペア:

[(1, 212480279), (11, 19316389), (23, 9238273), (47, 4520857), (107, 1985797), (167, 1272337), (253, 839843), (517, 410987), (1081, 196559), (1177, 180527), (1837, 115667), (2461, 86339), (3841, 55319), (5029, 42251), (7849, 27071), (11891, 17869)]