28722876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:963

約数の個数: 96

約数和(自身を含む): 85424640

約数和(自身を除く): 56701764

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 39, 42, 52, 58, 78, 84, 87, 91, 116, 156, 174, 182, 203, 273, 348, 364, 377, 406, 546, 609, 754, 812, 907, 1092, 1131, 1218, 1508, 1814, 2262, 2436, 2639, 2721, 3628, 4524, 5278, 5442, 6349, 7917, 10556, 10884, 11791, 12698, 15834, 19047, 23582, 25396, 26303, 31668, 35373, 38094, 47164, 52606, 70746, 76188, 78909, 82537, 105212, 141492, 157818, 165074, 184121, 247611, 315636, 330148, 341939, 368242, 495222, 552363, 683878, 736484, 990444, 1025817, 1104726, 1367756, 2051634, 2209452, 2393573, 4103268, 4787146, 7180719, 9574292, 14361438, 28722876]

約数ペア:

[(1, 28722876), (2, 14361438), (3, 9574292), (4, 7180719), (6, 4787146), (7, 4103268), (12, 2393573), (13, 2209452), (14, 2051634), (21, 1367756), (26, 1104726), (28, 1025817), (29, 990444), (39, 736484), (42, 683878), (52, 552363), (58, 495222), (78, 368242), (84, 341939), (87, 330148), (91, 315636), (116, 247611), (156, 184121), (174, 165074), (182, 157818), (203, 141492), (273, 105212), (348, 82537), (364, 78909), (377, 76188), (406, 70746), (546, 52606), (609, 47164), (754, 38094), (812, 35373), (907, 31668), (1092, 26303), (1131, 25396), (1218, 23582), (1508, 19047), (1814, 15834), (2262, 12698), (2436, 11791), (2639, 10884), (2721, 10556), (3628, 7917), (4524, 6349), (5278, 5442)]