66886047

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 110315520

約数和(自身を除く): 43429473

約数列:

[1, 3, 9, 23, 27, 37, 41, 69, 71, 111, 123, 207, 213, 333, 369, 621, 639, 851, 943, 999, 1107, 1517, 1633, 1917, 2553, 2627, 2829, 2911, 4551, 4899, 7659, 7881, 8487, 8733, 13653, 14697, 22977, 23643, 25461, 26199, 34891, 40959, 44091, 60421, 66953, 70929, 78597, 104673, 107707, 181263, 200859, 314019, 323121, 543789, 602577, 942057, 969363, 1631367, 1807731, 2477261, 2908089, 7431783, 22295349, 66886047]

約数ペア:

[(1, 66886047), (3, 22295349), (9, 7431783), (23, 2908089), (27, 2477261), (37, 1807731), (41, 1631367), (69, 969363), (71, 942057), (111, 602577), (123, 543789), (207, 323121), (213, 314019), (333, 200859), (369, 181263), (621, 107707), (639, 104673), (851, 78597), (943, 70929), (999, 66953), (1107, 60421), (1517, 44091), (1633, 40959), (1917, 34891), (2553, 26199), (2627, 25461), (2829, 23643), (2911, 22977), (4551, 14697), (4899, 13653), (7659, 8733), (7881, 8487)]