331369216

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 685582128

約数和(自身を除く): 354212912

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 131, 164, 241, 256, 262, 328, 482, 524, 656, 964, 1048, 1312, 1928, 2096, 2624, 3856, 4192, 5248, 5371, 7712, 8384, 9881, 10496, 10742, 15424, 16768, 19762, 21484, 30848, 31571, 33536, 39524, 42968, 61696, 63142, 79048, 85936, 126284, 158096, 171872, 252568, 316192, 343744, 505136, 632384, 687488, 1010272, 1264768, 1294411, 1374976, 2020544, 2529536, 2588822, 4041088, 5177644, 8082176, 10355288, 20710576, 41421152, 82842304, 165684608, 331369216]

約数ペア:

[(1, 331369216), (2, 165684608), (4, 82842304), (8, 41421152), (16, 20710576), (32, 10355288), (41, 8082176), (64, 5177644), (82, 4041088), (128, 2588822), (131, 2529536), (164, 2020544), (241, 1374976), (256, 1294411), (262, 1264768), (328, 1010272), (482, 687488), (524, 632384), (656, 505136), (964, 343744), (1048, 316192), (1312, 252568), (1928, 171872), (2096, 158096), (2624, 126284), (3856, 85936), (4192, 79048), (5248, 63142), (5371, 61696), (7712, 42968), (8384, 39524), (9881, 33536), (10496, 31571), (10742, 30848), (15424, 21484), (16768, 19762)]