221461184

素因数分解:

$2^6\times 7^2\times {\mathrm{70619}}^1$

素因数の和:70645

約数の個数: 42

約数和(自身を含む): 511218180

約数和(自身を除く): 289756996

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 70619, 141238, 282476, 494333, 564952, 988666, 1129904, 1977332, 2259808, 3460331, 3954664, 4519616, 6920662, 7909328, 13841324, 15818656, 27682648, 31637312, 55365296, 110730592, 221461184]

約数ペア:

[(1, 221461184), (2, 110730592), (4, 55365296), (7, 31637312), (8, 27682648), (14, 15818656), (16, 13841324), (28, 7909328), (32, 6920662), (49, 4519616), (56, 3954664), (64, 3460331), (98, 2259808), (112, 1977332), (196, 1129904), (224, 988666), (392, 564952), (448, 494333), (784, 282476), (1568, 141238), (3136, 70619)]