278319323511

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{3469}}^1\times {\mathrm{9257}}^1$

素因数の和:12845

約数の個数: 40

約数和(自身を含む): 419812897680

約数和(自身を除く): 141493574169

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 3469, 8667, 9257, 10407, 27771, 31221, 83313, 93663, 249939, 280989, 371183, 749817, 990499, 1113549, 2971497, 3340647, 8914491, 10021941, 26743473, 30065823, 32112533, 80230419, 96337599, 289012797, 867038391, 2601115173, 3436041031, 10308123093, 30924369279, 92773107837, 278319323511]

約数ペア:

[(1, 278319323511), (3, 92773107837), (9, 30924369279), (27, 10308123093), (81, 3436041031), (107, 2601115173), (321, 867038391), (963, 289012797), (2889, 96337599), (3469, 80230419), (8667, 32112533), (9257, 30065823), (10407, 26743473), (27771, 10021941), (31221, 8914491), (83313, 3340647), (93663, 2971497), (249939, 1113549), (280989, 990499), (371183, 749817)]