81514188

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:433

約数の個数: 120

約数和(自身を含む): 246321152

約数和(自身を除く): 164806964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 127, 162, 189, 252, 254, 283, 324, 378, 381, 508, 566, 567, 756, 762, 849, 889, 1132, 1134, 1143, 1524, 1698, 1778, 1981, 2268, 2286, 2547, 2667, 3396, 3429, 3556, 3962, 4572, 5094, 5334, 5943, 6858, 7641, 7924, 8001, 10188, 10287, 10668, 11886, 13716, 15282, 16002, 17829, 20574, 22923, 23772, 24003, 30564, 32004, 35658, 35941, 41148, 45846, 48006, 53487, 71316, 71882, 72009, 91692, 96012, 106974, 107823, 143764, 144018, 160461, 213948, 215646, 251587, 288036, 320922, 323469, 431292, 503174, 641844, 646938, 754761, 970407, 1006348, 1293876, 1509522, 1940814, 2264283, 2911221, 3019044, 3881628, 4528566, 5822442, 6792849, 9057132, 11644884, 13585698, 20378547, 27171396, 40757094, 81514188]

約数ペア:

[(1, 81514188), (2, 40757094), (3, 27171396), (4, 20378547), (6, 13585698), (7, 11644884), (9, 9057132), (12, 6792849), (14, 5822442), (18, 4528566), (21, 3881628), (27, 3019044), (28, 2911221), (36, 2264283), (42, 1940814), (54, 1509522), (63, 1293876), (81, 1006348), (84, 970407), (108, 754761), (126, 646938), (127, 641844), (162, 503174), (189, 431292), (252, 323469), (254, 320922), (283, 288036), (324, 251587), (378, 215646), (381, 213948), (508, 160461), (566, 144018), (567, 143764), (756, 107823), (762, 106974), (849, 96012), (889, 91692), (1132, 72009), (1134, 71882), (1143, 71316), (1524, 53487), (1698, 48006), (1778, 45846), (1981, 41148), (2268, 35941), (2286, 35658), (2547, 32004), (2667, 30564), (3396, 24003), (3429, 23772), (3556, 22923), (3962, 20574), (4572, 17829), (5094, 16002), (5334, 15282), (5943, 13716), (6858, 11886), (7641, 10668), (7924, 10287), (8001, 10188)]