90877444

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2689}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 195229440

約数和(自身を除く): 104351996

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 71, 119, 142, 238, 284, 476, 497, 994, 1207, 1988, 2414, 2689, 4828, 5378, 8449, 10756, 16898, 18823, 33796, 37646, 45713, 75292, 91426, 182852, 190919, 319991, 381838, 639982, 763676, 1279964, 1336433, 2672866, 3245623, 5345732, 6491246, 12982492, 22719361, 45438722, 90877444]

約数ペア:

[(1, 90877444), (2, 45438722), (4, 22719361), (7, 12982492), (14, 6491246), (17, 5345732), (28, 3245623), (34, 2672866), (68, 1336433), (71, 1279964), (119, 763676), (142, 639982), (238, 381838), (284, 319991), (476, 190919), (497, 182852), (994, 91426), (1207, 75292), (1988, 45713), (2414, 37646), (2689, 33796), (4828, 18823), (5378, 16898), (8449, 10756)]