28731846

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{33487}}^1$

素因数の和:33516

約数の個数: 32

約数和(自身を含む): 67511808

約数和(自身を除く): 38779962

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 33487, 66974, 100461, 200922, 368357, 435331, 736714, 870662, 1105071, 1305993, 2210142, 2611986, 4788641, 9577282, 14365923, 28731846]

約数ペア:

[(1, 28731846), (2, 14365923), (3, 9577282), (6, 4788641), (11, 2611986), (13, 2210142), (22, 1305993), (26, 1105071), (33, 870662), (39, 736714), (66, 435331), (78, 368357), (143, 200922), (286, 100461), (429, 66974), (858, 33487)]