268663408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{4663}}^1$

素因数の和:4961

約数の個数: 40

約数和(自身を含む): 562720928

約数和(自身を除く): 294057520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 277, 554, 1108, 2216, 3601, 4432, 4663, 7202, 9326, 14404, 18652, 28808, 37304, 57616, 60619, 74608, 121238, 242476, 484952, 969904, 1291651, 2583302, 5166604, 10333208, 16791463, 20666416, 33582926, 67165852, 134331704, 268663408]

約数ペア:

[(1, 268663408), (2, 134331704), (4, 67165852), (8, 33582926), (13, 20666416), (16, 16791463), (26, 10333208), (52, 5166604), (104, 2583302), (208, 1291651), (277, 969904), (554, 484952), (1108, 242476), (2216, 121238), (3601, 74608), (4432, 60619), (4663, 57616), (7202, 37304), (9326, 28808), (14404, 18652)]