12977964

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 35118720

約数和(自身を除く): 22140756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 261, 279, 348, 372, 401, 522, 558, 802, 899, 1044, 1116, 1203, 1604, 1798, 2406, 2697, 3596, 3609, 4812, 5394, 7218, 8091, 10788, 11629, 12431, 14436, 16182, 23258, 24862, 32364, 34887, 37293, 46516, 49724, 69774, 74586, 104661, 111879, 139548, 149172, 209322, 223758, 360499, 418644, 447516, 720998, 1081497, 1441996, 2162994, 3244491, 4325988, 6488982, 12977964]

約数ペア:

[(1, 12977964), (2, 6488982), (3, 4325988), (4, 3244491), (6, 2162994), (9, 1441996), (12, 1081497), (18, 720998), (29, 447516), (31, 418644), (36, 360499), (58, 223758), (62, 209322), (87, 149172), (93, 139548), (116, 111879), (124, 104661), (174, 74586), (186, 69774), (261, 49724), (279, 46516), (348, 37293), (372, 34887), (401, 32364), (522, 24862), (558, 23258), (802, 16182), (899, 14436), (1044, 12431), (1116, 11629), (1203, 10788), (1604, 8091), (1798, 7218), (2406, 5394), (2697, 4812), (3596, 3609)]