7999908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{727}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 21525504

約数和(自身を除く): 13525596

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 727, 786, 917, 1454, 1572, 1834, 2181, 2751, 2908, 3668, 4362, 5089, 5502, 8724, 10178, 11004, 15267, 20356, 30534, 61068, 95237, 190474, 285711, 380948, 571422, 666659, 1142844, 1333318, 1999977, 2666636, 3999954, 7999908]

約数ペア:

[(1, 7999908), (2, 3999954), (3, 2666636), (4, 1999977), (6, 1333318), (7, 1142844), (12, 666659), (14, 571422), (21, 380948), (28, 285711), (42, 190474), (84, 95237), (131, 61068), (262, 30534), (393, 20356), (524, 15267), (727, 11004), (786, 10178), (917, 8724), (1454, 5502), (1572, 5089), (1834, 4362), (2181, 3668), (2751, 2908)]