213242008

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{81019}}^1$

素因数の和:81079

約数の個数: 32

約数和(自身を含む): 466675200

約数和(自身を除く): 253433192

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 81019, 162038, 324076, 567133, 648152, 1134266, 2268532, 3807893, 4537064, 7615786, 15231572, 26655251, 30463144, 53310502, 106621004, 213242008]

約数ペア:

[(1, 213242008), (2, 106621004), (4, 53310502), (7, 30463144), (8, 26655251), (14, 15231572), (28, 7615786), (47, 4537064), (56, 3807893), (94, 2268532), (188, 1134266), (329, 648152), (376, 567133), (658, 324076), (1316, 162038), (2632, 81019)]