164044993

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 215377920

約数和(自身を除く): 51332927

約数列:

[1, 7, 19, 23, 47, 49, 133, 161, 163, 329, 437, 893, 931, 1081, 1127, 1141, 2303, 3059, 3097, 3749, 6251, 7567, 7661, 7987, 20539, 21413, 21679, 26243, 43757, 52969, 53627, 71231, 143773, 145559, 151753, 176203, 183701, 375389, 498617, 1006411, 1018913, 1233421, 3347857, 3490319, 7132391, 8633947, 23434999, 164044993]

約数ペア:

[(1, 164044993), (7, 23434999), (19, 8633947), (23, 7132391), (47, 3490319), (49, 3347857), (133, 1233421), (161, 1018913), (163, 1006411), (329, 498617), (437, 375389), (893, 183701), (931, 176203), (1081, 151753), (1127, 145559), (1141, 143773), (2303, 71231), (3059, 53627), (3097, 52969), (3749, 43757), (6251, 26243), (7567, 21679), (7661, 21413), (7987, 20539)]