28515828

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 75075840

約数和(自身を除く): 46560012

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 41, 44, 66, 82, 121, 123, 132, 164, 242, 246, 363, 451, 479, 484, 492, 726, 902, 958, 1353, 1437, 1452, 1804, 1916, 2706, 2874, 4961, 5269, 5412, 5748, 9922, 10538, 14883, 15807, 19639, 19844, 21076, 29766, 31614, 39278, 57959, 58917, 59532, 63228, 78556, 115918, 117834, 173877, 216029, 231836, 235668, 347754, 432058, 648087, 695508, 864116, 1296174, 2376319, 2592348, 4752638, 7128957, 9505276, 14257914, 28515828]

約数ペア:

[(1, 28515828), (2, 14257914), (3, 9505276), (4, 7128957), (6, 4752638), (11, 2592348), (12, 2376319), (22, 1296174), (33, 864116), (41, 695508), (44, 648087), (66, 432058), (82, 347754), (121, 235668), (123, 231836), (132, 216029), (164, 173877), (242, 117834), (246, 115918), (363, 78556), (451, 63228), (479, 59532), (484, 58917), (492, 57959), (726, 39278), (902, 31614), (958, 29766), (1353, 21076), (1437, 19844), (1452, 19639), (1804, 15807), (1916, 14883), (2706, 10538), (2874, 9922), (4961, 5748), (5269, 5412)]