281639241

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{4201}}^1$

素因数の和:4414

約数の個数: 32

約数和(自身を含む): 451799040

約数和(自身を除く): 170159799

約数列:

[1, 3, 9, 13, 27, 39, 117, 191, 351, 573, 1719, 2483, 4201, 5157, 7449, 12603, 22347, 37809, 54613, 67041, 113427, 163839, 491517, 802391, 1474551, 2407173, 7221519, 10431083, 21664557, 31293249, 93879747, 281639241]

約数ペア:

[(1, 281639241), (3, 93879747), (9, 31293249), (13, 21664557), (27, 10431083), (39, 7221519), (117, 2407173), (191, 1474551), (351, 802391), (573, 491517), (1719, 163839), (2483, 113427), (4201, 67041), (5157, 54613), (7449, 37809), (12603, 22347)]