28663552

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 61810560

約数和(自身を除く): 33147008

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 71, 76, 83, 128, 142, 152, 166, 256, 284, 304, 332, 568, 608, 664, 1136, 1216, 1328, 1349, 1577, 2272, 2432, 2656, 2698, 3154, 4544, 4864, 5312, 5396, 5893, 6308, 9088, 10624, 10792, 11786, 12616, 18176, 21248, 21584, 23572, 25232, 43168, 47144, 50464, 86336, 94288, 100928, 111967, 172672, 188576, 201856, 223934, 345344, 377152, 403712, 447868, 754304, 895736, 1508608, 1791472, 3582944, 7165888, 14331776, 28663552]

約数ペア:

[(1, 28663552), (2, 14331776), (4, 7165888), (8, 3582944), (16, 1791472), (19, 1508608), (32, 895736), (38, 754304), (64, 447868), (71, 403712), (76, 377152), (83, 345344), (128, 223934), (142, 201856), (152, 188576), (166, 172672), (256, 111967), (284, 100928), (304, 94288), (332, 86336), (568, 50464), (608, 47144), (664, 43168), (1136, 25232), (1216, 23572), (1328, 21584), (1349, 21248), (1577, 18176), (2272, 12616), (2432, 11786), (2656, 10792), (2698, 10624), (3154, 9088), (4544, 6308), (4864, 5893), (5312, 5396)]