128857168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{8821}}^1$

素因数の和:8923

約数の個数: 40

約数和(自身を含む): 275669856

約数和(自身を除く): 146812688

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 166, 176, 332, 664, 913, 1328, 1826, 3652, 7304, 8821, 14608, 17642, 35284, 70568, 97031, 141136, 194062, 388124, 732143, 776248, 1464286, 1552496, 2928572, 5857144, 8053573, 11714288, 16107146, 32214292, 64428584, 128857168]

約数ペア:

[(1, 128857168), (2, 64428584), (4, 32214292), (8, 16107146), (11, 11714288), (16, 8053573), (22, 5857144), (44, 2928572), (83, 1552496), (88, 1464286), (166, 776248), (176, 732143), (332, 388124), (664, 194062), (913, 141136), (1328, 97031), (1826, 70568), (3652, 35284), (7304, 17642), (8821, 14608)]