289340298

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39887}}^1$

素因数の和:39939

約数の個数: 48

約数和(自身を含む): 696923136

約数和(自身を除く): 407582838

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 7254, 39887, 79774, 119661, 239322, 358983, 518531, 717966, 1037062, 1236497, 1555593, 2472994, 3111186, 3709491, 4666779, 7418982, 9333558, 11128473, 16074461, 22256946, 32148922, 48223383, 96446766, 144670149, 289340298]

約数ペア:

[(1, 289340298), (2, 144670149), (3, 96446766), (6, 48223383), (9, 32148922), (13, 22256946), (18, 16074461), (26, 11128473), (31, 9333558), (39, 7418982), (62, 4666779), (78, 3709491), (93, 3111186), (117, 2472994), (186, 1555593), (234, 1236497), (279, 1037062), (403, 717966), (558, 518531), (806, 358983), (1209, 239322), (2418, 119661), (3627, 79774), (7254, 39887)]