405087488

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{121721}}^1$

素因数の和:121750

約数の個数: 36

約数和(自身を含む): 870799188

約数和(自身を除く): 465711700

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 121721, 243442, 486884, 973768, 1582373, 1947536, 3164746, 3895072, 6329492, 7790144, 12658984, 15580288, 25317968, 31160576, 50635936, 101271872, 202543744, 405087488]

約数ペア:

[(1, 405087488), (2, 202543744), (4, 101271872), (8, 50635936), (13, 31160576), (16, 25317968), (26, 15580288), (32, 12658984), (52, 7790144), (64, 6329492), (104, 3895072), (128, 3164746), (208, 1947536), (256, 1582373), (416, 973768), (832, 486884), (1664, 243442), (3328, 121721)]