261632

素因数分解:

$2^9\times 7^1\times {\mathrm{73}}^1$

素因数の和:98

約数の個数: 40

約数和(自身を含む): 605616

約数和(自身を除く): 343984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 256, 292, 448, 511, 512, 584, 896, 1022, 1168, 1792, 2044, 2336, 3584, 4088, 4672, 8176, 9344, 16352, 18688, 32704, 37376, 65408, 130816, 261632]

約数ペア:

[(1, 261632), (2, 130816), (4, 65408), (7, 37376), (8, 32704), (14, 18688), (16, 16352), (28, 9344), (32, 8176), (56, 4672), (64, 4088), (73, 3584), (112, 2336), (128, 2044), (146, 1792), (224, 1168), (256, 1022), (292, 896), (448, 584), (511, 512)]