27861393

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 43776000

約数和(自身を除く): 15914607

約数列:

[1, 3, 7, 21, 59, 113, 177, 199, 339, 413, 597, 791, 1239, 1393, 2373, 4179, 6667, 11741, 20001, 22487, 35223, 46669, 67461, 82187, 140007, 157409, 246561, 472227, 1326733, 3980199, 9287131, 27861393]

約数ペア:

[(1, 27861393), (3, 9287131), (7, 3980199), (21, 1326733), (59, 472227), (113, 246561), (177, 157409), (199, 140007), (339, 82187), (413, 67461), (597, 46669), (791, 35223), (1239, 22487), (1393, 20001), (2373, 11741), (4179, 6667)]