888977439

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{8641}}^1$

素因数の和:8748

約数の個数: 48

約数和(自身を含む): 1553071104

約数和(自身を除く): 664093665

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 71, 161, 207, 213, 483, 497, 639, 1449, 1491, 1633, 4473, 4899, 8641, 11431, 14697, 25923, 34293, 60487, 77769, 102879, 181461, 198743, 544383, 596229, 613511, 1391201, 1788687, 1840533, 4173603, 4294577, 5521599, 12520809, 12883731, 14110753, 38651193, 42332259, 98775271, 126996777, 296325813, 888977439]

約数ペア:

[(1, 888977439), (3, 296325813), (7, 126996777), (9, 98775271), (21, 42332259), (23, 38651193), (63, 14110753), (69, 12883731), (71, 12520809), (161, 5521599), (207, 4294577), (213, 4173603), (483, 1840533), (497, 1788687), (639, 1391201), (1449, 613511), (1491, 596229), (1633, 544383), (4473, 198743), (4899, 181461), (8641, 102879), (11431, 77769), (14697, 60487), (25923, 34293)]