489391812

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21341}}^1$

素因数の和:21378

約数の個数: 108

約数和(自身を含む): 1549813356

約数和(自身を除く): 1060421544

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1274, 1638, 1764, 1911, 2548, 3276, 3822, 5733, 7644, 11466, 21341, 22932, 42682, 64023, 85364, 128046, 149387, 192069, 256092, 277433, 298774, 384138, 448161, 554866, 597548, 768276, 832299, 896322, 1045709, 1109732, 1344483, 1664598, 1792644, 1942031, 2091418, 2496897, 2688966, 3137127, 3329196, 3884062, 4182836, 4993794, 5377932, 5826093, 6274254, 7768124, 9411381, 9987588, 11652186, 12548508, 13594217, 17478279, 18822762, 23304372, 27188434, 34956558, 37645524, 40782651, 54376868, 69913116, 81565302, 122347953, 163130604, 244695906, 489391812]

約数ペア:

[(1, 489391812), (2, 244695906), (3, 163130604), (4, 122347953), (6, 81565302), (7, 69913116), (9, 54376868), (12, 40782651), (13, 37645524), (14, 34956558), (18, 27188434), (21, 23304372), (26, 18822762), (28, 17478279), (36, 13594217), (39, 12548508), (42, 11652186), (49, 9987588), (52, 9411381), (63, 7768124), (78, 6274254), (84, 5826093), (91, 5377932), (98, 4993794), (117, 4182836), (126, 3884062), (147, 3329196), (156, 3137127), (182, 2688966), (196, 2496897), (234, 2091418), (252, 1942031), (273, 1792644), (294, 1664598), (364, 1344483), (441, 1109732), (468, 1045709), (546, 896322), (588, 832299), (637, 768276), (819, 597548), (882, 554866), (1092, 448161), (1274, 384138), (1638, 298774), (1764, 277433), (1911, 256092), (2548, 192069), (3276, 149387), (3822, 128046), (5733, 85364), (7644, 64023), (11466, 42682), (21341, 22932)]