131327784

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{86857}}^1$

素因数の和:86879

約数の個数: 64

約数和(自身を含む): 416918400

約数和(自身を除く): 285590616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 86857, 173714, 260571, 347428, 521142, 607999, 694856, 781713, 1042284, 1215998, 1563426, 1823997, 2084568, 2345139, 2431996, 3126852, 3647994, 4690278, 4863992, 5471991, 6253704, 7295988, 9380556, 10943982, 14591976, 16415973, 18761112, 21887964, 32831946, 43775928, 65663892, 131327784]

約数ペア:

[(1, 131327784), (2, 65663892), (3, 43775928), (4, 32831946), (6, 21887964), (7, 18761112), (8, 16415973), (9, 14591976), (12, 10943982), (14, 9380556), (18, 7295988), (21, 6253704), (24, 5471991), (27, 4863992), (28, 4690278), (36, 3647994), (42, 3126852), (54, 2431996), (56, 2345139), (63, 2084568), (72, 1823997), (84, 1563426), (108, 1215998), (126, 1042284), (168, 781713), (189, 694856), (216, 607999), (252, 521142), (378, 347428), (504, 260571), (756, 173714), (1512, 86857)]