15747256

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 35758080

約数和(自身を除く): 20010824

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 47, 56, 62, 94, 124, 188, 193, 217, 248, 329, 376, 386, 434, 658, 772, 868, 1316, 1351, 1457, 1544, 1736, 2632, 2702, 2914, 5404, 5828, 5983, 9071, 10199, 10808, 11656, 11966, 18142, 20398, 23932, 36284, 40796, 41881, 47864, 63497, 72568, 81592, 83762, 126994, 167524, 253988, 281201, 335048, 507976, 562402, 1124804, 1968407, 2249608, 3936814, 7873628, 15747256]

約数ペア:

[(1, 15747256), (2, 7873628), (4, 3936814), (7, 2249608), (8, 1968407), (14, 1124804), (28, 562402), (31, 507976), (47, 335048), (56, 281201), (62, 253988), (94, 167524), (124, 126994), (188, 83762), (193, 81592), (217, 72568), (248, 63497), (329, 47864), (376, 41881), (386, 40796), (434, 36284), (658, 23932), (772, 20398), (868, 18142), (1316, 11966), (1351, 11656), (1457, 10808), (1544, 10199), (1736, 9071), (2632, 5983), (2702, 5828), (2914, 5404)]