7891224

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 21876480

約数和(自身を除く): 13985256

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 132, 142, 213, 264, 284, 421, 426, 568, 781, 842, 852, 1263, 1562, 1684, 1704, 2343, 2526, 3124, 3368, 4631, 4686, 5052, 6248, 9262, 9372, 10104, 13893, 18524, 18744, 27786, 29891, 37048, 55572, 59782, 89673, 111144, 119564, 179346, 239128, 328801, 358692, 657602, 717384, 986403, 1315204, 1972806, 2630408, 3945612, 7891224]

約数ペア:

[(1, 7891224), (2, 3945612), (3, 2630408), (4, 1972806), (6, 1315204), (8, 986403), (11, 717384), (12, 657602), (22, 358692), (24, 328801), (33, 239128), (44, 179346), (66, 119564), (71, 111144), (88, 89673), (132, 59782), (142, 55572), (213, 37048), (264, 29891), (284, 27786), (421, 18744), (426, 18524), (568, 13893), (781, 10104), (842, 9372), (852, 9262), (1263, 6248), (1562, 5052), (1684, 4686), (1704, 4631), (2343, 3368), (2526, 3124)]