221490448

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{827}}^1\times {\mathrm{881}}^1$

素因数の和:1735

約数の個数: 40

約数和(自身を含む): 452783520

約数和(自身を除く): 231293072

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 827, 881, 1654, 1762, 3308, 3524, 6616, 7048, 13232, 14096, 15713, 16739, 31426, 33478, 62852, 66956, 125704, 133912, 251408, 267824, 728587, 1457174, 2914348, 5828696, 11657392, 13843153, 27686306, 55372612, 110745224, 221490448]

約数ペア:

[(1, 221490448), (2, 110745224), (4, 55372612), (8, 27686306), (16, 13843153), (19, 11657392), (38, 5828696), (76, 2914348), (152, 1457174), (304, 728587), (827, 267824), (881, 251408), (1654, 133912), (1762, 125704), (3308, 66956), (3524, 62852), (6616, 33478), (7048, 31426), (13232, 16739), (14096, 15713)]