87531228

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1995

約数の個数: 72

約数和(自身を含む): 234089856

約数和(自身を除く): 146558628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 41, 62, 82, 93, 123, 124, 164, 186, 246, 279, 369, 372, 492, 558, 738, 1116, 1271, 1476, 1913, 2542, 3813, 3826, 5084, 5739, 7626, 7652, 11439, 11478, 15252, 17217, 22878, 22956, 34434, 45756, 59303, 68868, 78433, 118606, 156866, 177909, 235299, 237212, 313732, 355818, 470598, 533727, 705897, 711636, 941196, 1067454, 1411794, 2134908, 2431423, 2823588, 4862846, 7294269, 9725692, 14588538, 21882807, 29177076, 43765614, 87531228]

約数ペア:

[(1, 87531228), (2, 43765614), (3, 29177076), (4, 21882807), (6, 14588538), (9, 9725692), (12, 7294269), (18, 4862846), (31, 2823588), (36, 2431423), (41, 2134908), (62, 1411794), (82, 1067454), (93, 941196), (123, 711636), (124, 705897), (164, 533727), (186, 470598), (246, 355818), (279, 313732), (369, 237212), (372, 235299), (492, 177909), (558, 156866), (738, 118606), (1116, 78433), (1271, 68868), (1476, 59303), (1913, 45756), (2542, 34434), (3813, 22956), (3826, 22878), (5084, 17217), (5739, 15252), (7626, 11478), (7652, 11439)]