2009706738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{997}}^1$

素因数の和:1659

約数の個数: 64

約数和(自身を含む): 4441084032

約数和(自身を除く): 2431377294

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 601, 997, 1118, 1202, 1677, 1803, 1994, 2991, 3354, 3606, 5982, 7813, 12961, 15626, 23439, 25843, 25922, 38883, 42871, 46878, 51686, 77529, 77766, 85742, 128613, 155058, 257226, 335959, 557323, 599197, 671918, 1007877, 1114646, 1198394, 1671969, 1797591, 2015754, 3343938, 3595182, 7789561, 15579122, 23368683, 25765471, 46737366, 51530942, 77296413, 154592826, 334951123, 669902246, 1004853369, 2009706738]

約数ペア:

[(1, 2009706738), (2, 1004853369), (3, 669902246), (6, 334951123), (13, 154592826), (26, 77296413), (39, 51530942), (43, 46737366), (78, 25765471), (86, 23368683), (129, 15579122), (258, 7789561), (559, 3595182), (601, 3343938), (997, 2015754), (1118, 1797591), (1202, 1671969), (1677, 1198394), (1803, 1114646), (1994, 1007877), (2991, 671918), (3354, 599197), (3606, 557323), (5982, 335959), (7813, 257226), (12961, 155058), (15626, 128613), (23439, 85742), (25843, 77766), (25922, 77529), (38883, 51686), (42871, 46878)]