278330623731

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{401}}^1\times {\mathrm{653}}^1\times {\mathrm{1327}}^1$

素因数の和:2476

約数の個数: 48

約数和(自身を含む): 408495934080

約数和(自身を除く): 130165310349

約数列:

[1, 3, 9, 89, 267, 401, 653, 801, 1203, 1327, 1959, 3609, 3981, 5877, 11943, 35689, 58117, 107067, 118103, 174351, 261853, 321201, 354309, 523053, 532127, 785559, 866531, 1062927, 1596381, 2356677, 2599593, 4789143, 7798779, 23304917, 47359303, 69914751, 77121259, 142077909, 209744253, 231363777, 347478931, 426233727, 694091331, 1042436793, 3127310379, 30925624859, 92776874577, 278330623731]

約数ペア:

[(1, 278330623731), (3, 92776874577), (9, 30925624859), (89, 3127310379), (267, 1042436793), (401, 694091331), (653, 426233727), (801, 347478931), (1203, 231363777), (1327, 209744253), (1959, 142077909), (3609, 77121259), (3981, 69914751), (5877, 47359303), (11943, 23304917), (35689, 7798779), (58117, 4789143), (107067, 2599593), (118103, 2356677), (174351, 1596381), (261853, 1062927), (321201, 866531), (354309, 785559), (523053, 532127)]