281245552

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{8689}}^1$

素因数の和:8738

約数の個数: 60

約数和(自身を含む): 661621840

約数和(自身を除く): 380376288

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 289, 476, 578, 952, 1156, 1904, 2023, 2312, 4046, 4624, 8092, 8689, 16184, 17378, 32368, 34756, 60823, 69512, 121646, 139024, 147713, 243292, 295426, 486584, 590852, 973168, 1033991, 1181704, 2067982, 2363408, 2511121, 4135964, 5022242, 8271928, 10044484, 16543856, 17577847, 20088968, 35155694, 40177936, 70311388, 140622776, 281245552]

約数ペア:

[(1, 281245552), (2, 140622776), (4, 70311388), (7, 40177936), (8, 35155694), (14, 20088968), (16, 17577847), (17, 16543856), (28, 10044484), (34, 8271928), (56, 5022242), (68, 4135964), (112, 2511121), (119, 2363408), (136, 2067982), (238, 1181704), (272, 1033991), (289, 973168), (476, 590852), (578, 486584), (952, 295426), (1156, 243292), (1904, 147713), (2023, 139024), (2312, 121646), (4046, 69512), (4624, 60823), (8092, 34756), (8689, 32368), (16184, 17378)]