3998854912

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{63241}}^1$

素因数の和:63289

約数の個数: 72

約数和(自身を含む): 9048665360

約数和(自身を除く): 5049810448

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2432, 3328, 3952, 4864, 7904, 15808, 31616, 63232, 63241, 126482, 252964, 505928, 822133, 1011856, 1201579, 1644266, 2023712, 2403158, 3288532, 4047424, 4806316, 6577064, 8094848, 9612632, 13154128, 15620527, 16189696, 19225264, 26308256, 31241054, 38450528, 52616512, 62482108, 76901056, 105233024, 124964216, 153802112, 210466048, 249928432, 307604224, 499856864, 999713728, 1999427456, 3998854912]

約数ペア:

[(1, 3998854912), (2, 1999427456), (4, 999713728), (8, 499856864), (13, 307604224), (16, 249928432), (19, 210466048), (26, 153802112), (32, 124964216), (38, 105233024), (52, 76901056), (64, 62482108), (76, 52616512), (104, 38450528), (128, 31241054), (152, 26308256), (208, 19225264), (247, 16189696), (256, 15620527), (304, 13154128), (416, 9612632), (494, 8094848), (608, 6577064), (832, 4806316), (988, 4047424), (1216, 3288532), (1664, 2403158), (1976, 2023712), (2432, 1644266), (3328, 1201579), (3952, 1011856), (4864, 822133), (7904, 505928), (15808, 252964), (31616, 126482), (63232, 63241)]