215511390388

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{9349}}^1\times {\mathrm{7993}}^1$

素因数の和:17456

約数の個数: 48

約数和(自身を含む): 435308473600

約数和(自身を除く): 219797083212

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 7993, 9349, 15986, 18698, 31972, 37396, 55951, 65443, 111902, 130886, 223804, 261772, 823279, 962947, 1646558, 1925894, 3293116, 3851788, 5762953, 6740629, 11525906, 13481258, 23051812, 26962516, 74726557, 149453114, 298906228, 523085899, 1046171798, 2092343596, 7696835371, 15393670742, 30787341484, 53877847597, 107755695194, 215511390388]

約数ペア:

[(1, 215511390388), (2, 107755695194), (4, 53877847597), (7, 30787341484), (14, 15393670742), (28, 7696835371), (103, 2092343596), (206, 1046171798), (412, 523085899), (721, 298906228), (1442, 149453114), (2884, 74726557), (7993, 26962516), (9349, 23051812), (15986, 13481258), (18698, 11525906), (31972, 6740629), (37396, 5762953), (55951, 3851788), (65443, 3293116), (111902, 1925894), (130886, 1646558), (223804, 962947), (261772, 823279)]