2005403907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1\times {\mathrm{587}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 2904249600

約数和(自身を除く): 898845693

約数列:

[1, 3, 13, 39, 251, 349, 587, 753, 1047, 1761, 3263, 4537, 7631, 9789, 13611, 22893, 87599, 147337, 204863, 262797, 442011, 614589, 1138787, 1915381, 2663219, 3416361, 5746143, 7989657, 51420613, 154261839, 668467969, 2005403907]

約数ペア:

[(1, 2005403907), (3, 668467969), (13, 154261839), (39, 51420613), (251, 7989657), (349, 5746143), (587, 3416361), (753, 2663219), (1047, 1915381), (1761, 1138787), (3263, 614589), (4537, 442011), (7631, 262797), (9789, 204863), (13611, 147337), (22893, 87599)]