1397799312

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{320009}}^1$

素因数の和:320040

約数の個数: 80

約数和(自身を含む): 4444298880

約数和(自身を除く): 3046499568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 320009, 640018, 960027, 1280036, 1920054, 2240063, 2560072, 3840108, 4160117, 4480126, 5120144, 6720189, 7680216, 8320234, 8960252, 12480351, 13440378, 15360432, 16640468, 17920504, 24960702, 26880756, 29120819, 33280936, 35841008, 49921404, 53761512, 58241638, 66561872, 87362457, 99842808, 107523024, 116483276, 174724914, 199685616, 232966552, 349449828, 465933104, 698899656, 1397799312]

約数ペア:

[(1, 1397799312), (2, 698899656), (3, 465933104), (4, 349449828), (6, 232966552), (7, 199685616), (8, 174724914), (12, 116483276), (13, 107523024), (14, 99842808), (16, 87362457), (21, 66561872), (24, 58241638), (26, 53761512), (28, 49921404), (39, 35841008), (42, 33280936), (48, 29120819), (52, 26880756), (56, 24960702), (78, 17920504), (84, 16640468), (91, 15360432), (104, 13440378), (112, 12480351), (156, 8960252), (168, 8320234), (182, 7680216), (208, 6720189), (273, 5120144), (312, 4480126), (336, 4160117), (364, 3840108), (546, 2560072), (624, 2240063), (728, 1920054), (1092, 1280036), (1456, 960027), (2184, 640018), (4368, 320009)]