398439768

素因数分解:

$2^3\times 3^1\times {\mathrm{239}}^1\times {\mathrm{69463}}^1$

素因数の和:69711

約数の個数: 32

約数和(自身を含む): 1000281600

約数和(自身を除く): 601841832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 239, 478, 717, 956, 1434, 1912, 2868, 5736, 69463, 138926, 208389, 277852, 416778, 555704, 833556, 1667112, 16601657, 33203314, 49804971, 66406628, 99609942, 132813256, 199219884, 398439768]

約数ペア:

[(1, 398439768), (2, 199219884), (3, 132813256), (4, 99609942), (6, 66406628), (8, 49804971), (12, 33203314), (24, 16601657), (239, 1667112), (478, 833556), (717, 555704), (956, 416778), (1434, 277852), (1912, 208389), (2868, 138926), (5736, 69463)]