71886438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1063}}^1$

素因数の和:1118

約数の個数: 72

約数和(自身を含む): 178349808

約数和(自身を除く): 106463370

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 289, 306, 442, 578, 663, 867, 1063, 1326, 1734, 1989, 2126, 2601, 3189, 3757, 3978, 5202, 6378, 7514, 9567, 11271, 13819, 18071, 19134, 22542, 27638, 33813, 36142, 41457, 54213, 67626, 82914, 108426, 124371, 162639, 234923, 248742, 307207, 325278, 469846, 614414, 704769, 921621, 1409538, 1843242, 2114307, 2764863, 3993691, 4228614, 5529726, 7987382, 11981073, 23962146, 35943219, 71886438]

約数ペア:

[(1, 71886438), (2, 35943219), (3, 23962146), (6, 11981073), (9, 7987382), (13, 5529726), (17, 4228614), (18, 3993691), (26, 2764863), (34, 2114307), (39, 1843242), (51, 1409538), (78, 921621), (102, 704769), (117, 614414), (153, 469846), (221, 325278), (234, 307207), (289, 248742), (306, 234923), (442, 162639), (578, 124371), (663, 108426), (867, 82914), (1063, 67626), (1326, 54213), (1734, 41457), (1989, 36142), (2126, 33813), (2601, 27638), (3189, 22542), (3757, 19134), (3978, 18071), (5202, 13819), (6378, 11271), (7514, 9567)]