3998049111

素因数分解:

$3^5\times 7^2\times {\mathrm{467}}^1\times {\mathrm{719}}^1$

素因数の和:1215

約数の個数: 72

約数和(自身を含む): 6991246080

約数和(自身を除く): 2993196969

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 467, 567, 719, 1323, 1401, 1701, 2157, 3269, 3969, 4203, 5033, 6471, 9807, 11907, 12609, 15099, 19413, 22883, 29421, 35231, 37827, 45297, 58239, 68649, 88263, 105693, 113481, 135891, 174717, 205947, 264789, 317079, 335773, 407673, 617841, 794367, 951237, 1007319, 1223019, 1853523, 2350411, 2853711, 3021957, 5560569, 7051233, 8561133, 9065871, 16452877, 21153699, 27197613, 49358631, 63461097, 81592839, 148075893, 190383291, 444227679, 571149873, 1332683037, 3998049111]

約数ペア:

[(1, 3998049111), (3, 1332683037), (7, 571149873), (9, 444227679), (21, 190383291), (27, 148075893), (49, 81592839), (63, 63461097), (81, 49358631), (147, 27197613), (189, 21153699), (243, 16452877), (441, 9065871), (467, 8561133), (567, 7051233), (719, 5560569), (1323, 3021957), (1401, 2853711), (1701, 2350411), (2157, 1853523), (3269, 1223019), (3969, 1007319), (4203, 951237), (5033, 794367), (6471, 617841), (9807, 407673), (11907, 335773), (12609, 317079), (15099, 264789), (19413, 205947), (22883, 174717), (29421, 135891), (35231, 113481), (37827, 105693), (45297, 88263), (58239, 68649)]