211099408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{2609}}^1$

素因数の和:3019

約数の個数: 40

約数和(自身を含む): 441768600

約数和(自身を除く): 230669192

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 389, 778, 1556, 2609, 3112, 5057, 5218, 6224, 10114, 10436, 20228, 20872, 33917, 40456, 41744, 67834, 80912, 135668, 271336, 542672, 1014901, 2029802, 4059604, 8119208, 13193713, 16238416, 26387426, 52774852, 105549704, 211099408]

約数ペア:

[(1, 211099408), (2, 105549704), (4, 52774852), (8, 26387426), (13, 16238416), (16, 13193713), (26, 8119208), (52, 4059604), (104, 2029802), (208, 1014901), (389, 542672), (778, 271336), (1556, 135668), (2609, 80912), (3112, 67834), (5057, 41744), (5218, 40456), (6224, 33917), (10114, 20872), (10436, 20228)]