278481291244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{13217}}^1$

素因数の和:13559

約数の個数: 96

約数和(自身を含む): 557110149120

約数和(自身を除く): 278628857876

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 79, 92, 158, 223, 299, 316, 446, 598, 892, 1027, 1196, 1817, 2054, 2899, 3634, 4108, 5129, 5798, 7268, 10258, 11596, 13217, 17617, 20516, 23621, 26434, 35234, 47242, 52868, 66677, 70468, 94484, 133354, 171821, 229021, 266708, 303991, 343642, 405191, 458042, 607982, 687284, 810382, 916084, 1044143, 1215964, 1620764, 2088286, 2947391, 3951883, 4176572, 5267483, 5894782, 7903766, 10534966, 11789564, 13573859, 15807532, 21069932, 24015289, 27147718, 38316083, 48030578, 54295436, 67789993, 76632166, 96061156, 135579986, 153264332, 232843889, 271159972, 312198757, 465687778, 624397514, 881269909, 931375556, 1248795028, 1762539818, 3026970557, 3525079636, 5355409447, 6053941114, 10710818894, 12107882228, 21421637788, 69620322811, 139240645622, 278481291244]

約数ペア:

[(1, 278481291244), (2, 139240645622), (4, 69620322811), (13, 21421637788), (23, 12107882228), (26, 10710818894), (46, 6053941114), (52, 5355409447), (79, 3525079636), (92, 3026970557), (158, 1762539818), (223, 1248795028), (299, 931375556), (316, 881269909), (446, 624397514), (598, 465687778), (892, 312198757), (1027, 271159972), (1196, 232843889), (1817, 153264332), (2054, 135579986), (2899, 96061156), (3634, 76632166), (4108, 67789993), (5129, 54295436), (5798, 48030578), (7268, 38316083), (10258, 27147718), (11596, 24015289), (13217, 21069932), (17617, 15807532), (20516, 13573859), (23621, 11789564), (26434, 10534966), (35234, 7903766), (47242, 5894782), (52868, 5267483), (66677, 4176572), (70468, 3951883), (94484, 2947391), (133354, 2088286), (171821, 1620764), (229021, 1215964), (266708, 1044143), (303991, 916084), (343642, 810382), (405191, 687284), (458042, 607982)]