989355328

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:576

約数の個数: 112

約数和(自身を含む): 2212116480

約数和(自身を除く): 1222761152

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 89, 104, 124, 178, 208, 248, 356, 403, 416, 431, 496, 712, 806, 832, 862, 992, 1157, 1424, 1612, 1724, 1984, 2314, 2759, 2848, 3224, 3448, 4628, 5518, 5603, 5696, 6448, 6896, 9256, 11036, 11206, 12896, 13361, 13792, 18512, 22072, 22412, 25792, 26722, 27584, 35867, 37024, 38359, 44144, 44824, 53444, 71734, 74048, 76718, 88288, 89648, 106888, 143468, 153436, 173693, 176576, 179296, 213776, 286936, 306872, 347386, 358592, 427552, 498667, 573872, 613744, 694772, 855104, 997334, 1147744, 1189129, 1227488, 1389544, 1994668, 2295488, 2378258, 2454976, 2779088, 3989336, 4756516, 5558176, 7978672, 9513032, 11116352, 15458677, 15957344, 19026064, 30917354, 31914688, 38052128, 61834708, 76104256, 123669416, 247338832, 494677664, 989355328]

約数ペア:

[(1, 989355328), (2, 494677664), (4, 247338832), (8, 123669416), (13, 76104256), (16, 61834708), (26, 38052128), (31, 31914688), (32, 30917354), (52, 19026064), (62, 15957344), (64, 15458677), (89, 11116352), (104, 9513032), (124, 7978672), (178, 5558176), (208, 4756516), (248, 3989336), (356, 2779088), (403, 2454976), (416, 2378258), (431, 2295488), (496, 1994668), (712, 1389544), (806, 1227488), (832, 1189129), (862, 1147744), (992, 997334), (1157, 855104), (1424, 694772), (1612, 613744), (1724, 573872), (1984, 498667), (2314, 427552), (2759, 358592), (2848, 347386), (3224, 306872), (3448, 286936), (4628, 213776), (5518, 179296), (5603, 176576), (5696, 173693), (6448, 153436), (6896, 143468), (9256, 106888), (11036, 89648), (11206, 88288), (12896, 76718), (13361, 74048), (13792, 71734), (18512, 53444), (22072, 44824), (22412, 44144), (25792, 38359), (26722, 37024), (27584, 35867)]