71243158

素因数分解:

$2^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 136080000

約数和(自身を除く): 64836842

約数列:

[1, 2, 7, 14, 17, 34, 41, 49, 82, 98, 119, 149, 238, 287, 298, 343, 574, 686, 697, 833, 1043, 1394, 1666, 2009, 2086, 2533, 4018, 4879, 5066, 5831, 6109, 7301, 9758, 11662, 12218, 14063, 14602, 17731, 28126, 34153, 35462, 42763, 51107, 68306, 85526, 102214, 103853, 124117, 207706, 239071, 248234, 299341, 478142, 598682, 726971, 868819, 1453942, 1737638, 2095387, 4190774, 5088797, 10177594, 35621579, 71243158]

約数ペア:

[(1, 71243158), (2, 35621579), (7, 10177594), (14, 5088797), (17, 4190774), (34, 2095387), (41, 1737638), (49, 1453942), (82, 868819), (98, 726971), (119, 598682), (149, 478142), (238, 299341), (287, 248234), (298, 239071), (343, 207706), (574, 124117), (686, 103853), (697, 102214), (833, 85526), (1043, 68306), (1394, 51107), (1666, 42763), (2009, 35462), (2086, 34153), (2533, 28126), (4018, 17731), (4879, 14602), (5066, 14063), (5831, 12218), (6109, 11662), (7301, 9758)]