128512887944

素因数分解:

$2^3\times 7^1\times {\mathrm{317}}^1\times {\mathrm{7239347}}^1$

素因数の和:7239677

約数の個数: 32

約数和(自身を含む): 276253519680

約数和(自身を除く): 147740631736

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 317, 634, 1268, 2219, 2536, 4438, 8876, 17752, 7239347, 14478694, 28957388, 50675429, 57914776, 101350858, 202701716, 405403432, 2294872999, 4589745998, 9179491996, 16064110993, 18358983992, 32128221986, 64256443972, 128512887944]

約数ペア:

[(1, 128512887944), (2, 64256443972), (4, 32128221986), (7, 18358983992), (8, 16064110993), (14, 9179491996), (28, 4589745998), (56, 2294872999), (317, 405403432), (634, 202701716), (1268, 101350858), (2219, 57914776), (2536, 50675429), (4438, 28957388), (8876, 14478694), (17752, 7239347)]