201888027

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 331269120

約数和(自身を除く): 129381093

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 157, 279, 341, 419, 471, 1023, 1257, 1413, 1727, 3069, 3771, 4609, 4867, 5181, 12989, 13827, 14601, 15543, 38967, 41481, 43803, 53537, 65783, 116901, 142879, 160611, 197349, 428637, 481833, 592047, 723613, 1285911, 2039273, 2170839, 6117819, 6512517, 18353457, 22432003, 67296009, 201888027]

約数ペア:

[(1, 201888027), (3, 67296009), (9, 22432003), (11, 18353457), (31, 6512517), (33, 6117819), (93, 2170839), (99, 2039273), (157, 1285911), (279, 723613), (341, 592047), (419, 481833), (471, 428637), (1023, 197349), (1257, 160611), (1413, 142879), (1727, 116901), (3069, 65783), (3771, 53537), (4609, 43803), (4867, 41481), (5181, 38967), (12989, 15543), (13827, 14601)]