138399072

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{205951}}^1$

素因数の和:205971

約数の個数: 48

約数和(自身を含む): 415199232

約数和(自身を除く): 276800160

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 205951, 411902, 617853, 823804, 1235706, 1441657, 1647608, 2471412, 2883314, 3295216, 4324971, 4942824, 5766628, 6590432, 8649942, 9885648, 11533256, 17299884, 19771296, 23066512, 34599768, 46133024, 69199536, 138399072]

約数ペア:

[(1, 138399072), (2, 69199536), (3, 46133024), (4, 34599768), (6, 23066512), (7, 19771296), (8, 17299884), (12, 11533256), (14, 9885648), (16, 8649942), (21, 6590432), (24, 5766628), (28, 4942824), (32, 4324971), (42, 3295216), (48, 2883314), (56, 2471412), (84, 1647608), (96, 1441657), (112, 1235706), (168, 823804), (224, 617853), (336, 411902), (672, 205951)]