248357284

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3923}}^1$

素因数の和:3977

約数の個数: 72

約数和(自身を含む): 563643360

約数和(自身を除く): 315286076

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 532, 646, 833, 931, 1292, 1666, 1862, 2261, 3332, 3724, 3923, 4522, 7846, 9044, 15692, 15827, 27461, 31654, 54922, 63308, 66691, 74537, 109844, 133382, 149074, 192227, 266764, 298148, 384454, 466837, 521759, 768908, 933674, 1043518, 1267129, 1867348, 2087036, 2534258, 3267859, 3652313, 5068516, 6535718, 7304626, 8869903, 13071436, 14609252, 17739806, 35479612, 62089321, 124178642, 248357284]

約数ペア:

[(1, 248357284), (2, 124178642), (4, 62089321), (7, 35479612), (14, 17739806), (17, 14609252), (19, 13071436), (28, 8869903), (34, 7304626), (38, 6535718), (49, 5068516), (68, 3652313), (76, 3267859), (98, 2534258), (119, 2087036), (133, 1867348), (196, 1267129), (238, 1043518), (266, 933674), (323, 768908), (476, 521759), (532, 466837), (646, 384454), (833, 298148), (931, 266764), (1292, 192227), (1666, 149074), (1862, 133382), (2261, 109844), (3332, 74537), (3724, 66691), (3923, 63308), (4522, 54922), (7846, 31654), (9044, 27461), (15692, 15827)]