149808438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{127}}^1$

素因数の和:290

約数の個数: 72

約数和(自身を含む): 357337344

約数和(自身を除く): 207528906

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 127, 142, 213, 234, 254, 381, 426, 639, 762, 923, 1143, 1278, 1651, 1846, 2286, 2769, 3302, 4953, 5041, 5538, 8307, 9017, 9906, 10082, 14859, 15123, 16614, 18034, 27051, 29718, 30246, 45369, 54102, 65533, 81153, 90738, 117221, 131066, 162306, 196599, 234442, 351663, 393198, 589797, 640207, 703326, 1054989, 1179594, 1280414, 1920621, 2109978, 3841242, 5761863, 8322691, 11523726, 16645382, 24968073, 49936146, 74904219, 149808438]

約数ペア:

[(1, 149808438), (2, 74904219), (3, 49936146), (6, 24968073), (9, 16645382), (13, 11523726), (18, 8322691), (26, 5761863), (39, 3841242), (71, 2109978), (78, 1920621), (117, 1280414), (127, 1179594), (142, 1054989), (213, 703326), (234, 640207), (254, 589797), (381, 393198), (426, 351663), (639, 234442), (762, 196599), (923, 162306), (1143, 131066), (1278, 117221), (1651, 90738), (1846, 81153), (2286, 65533), (2769, 54102), (3302, 45369), (4953, 30246), (5041, 29718), (5538, 27051), (8307, 18034), (9017, 16614), (9906, 15123), (10082, 14859)]