215655804

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21943}}^1$

素因数の和:21976

約数の個数: 96

約数和(自身を含む): 688163840

約数和(自身を除く): 472508036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 2457, 3276, 4914, 9828, 21943, 43886, 65829, 87772, 131658, 153601, 197487, 263316, 285259, 307202, 394974, 460803, 570518, 592461, 614404, 789948, 855777, 921606, 1141036, 1184922, 1382409, 1711554, 1843212, 1996813, 2369844, 2567331, 2764818, 3423108, 3993626, 4147227, 5134662, 5529636, 5990439, 7701993, 7987252, 8294454, 10269324, 11980878, 15403986, 16588908, 17971317, 23961756, 30807972, 35942634, 53913951, 71885268, 107827902, 215655804]

約数ペア:

[(1, 215655804), (2, 107827902), (3, 71885268), (4, 53913951), (6, 35942634), (7, 30807972), (9, 23961756), (12, 17971317), (13, 16588908), (14, 15403986), (18, 11980878), (21, 10269324), (26, 8294454), (27, 7987252), (28, 7701993), (36, 5990439), (39, 5529636), (42, 5134662), (52, 4147227), (54, 3993626), (63, 3423108), (78, 2764818), (84, 2567331), (91, 2369844), (108, 1996813), (117, 1843212), (126, 1711554), (156, 1382409), (182, 1184922), (189, 1141036), (234, 921606), (252, 855777), (273, 789948), (351, 614404), (364, 592461), (378, 570518), (468, 460803), (546, 394974), (702, 307202), (756, 285259), (819, 263316), (1092, 197487), (1404, 153601), (1638, 131658), (2457, 87772), (3276, 65829), (4914, 43886), (9828, 21943)]