388617076

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 734605200

約数和(自身を除く): 345988124

約数列:

[1, 2, 4, 17, 34, 68, 89, 157, 178, 314, 356, 409, 628, 818, 1513, 1636, 2669, 3026, 5338, 6052, 6953, 10676, 13906, 13973, 27812, 27946, 36401, 55892, 64213, 72802, 128426, 145604, 237541, 256852, 475082, 618817, 950164, 1091621, 1237634, 2183242, 2475268, 4366484, 5714957, 11429914, 22859828, 97154269, 194308538, 388617076]

約数ペア:

[(1, 388617076), (2, 194308538), (4, 97154269), (17, 22859828), (34, 11429914), (68, 5714957), (89, 4366484), (157, 2475268), (178, 2183242), (314, 1237634), (356, 1091621), (409, 950164), (628, 618817), (818, 475082), (1513, 256852), (1636, 237541), (2669, 145604), (3026, 128426), (5338, 72802), (6052, 64213), (6953, 55892), (10676, 36401), (13906, 27946), (13973, 27812)]