398688704

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{327869}}^1$

素因数の和:327900

約数の個数: 28

約数和(自身を含む): 832789800

約数和(自身を除く): 434101096

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 327869, 655738, 1311476, 2622952, 5245904, 6229511, 10491808, 12459022, 20983616, 24918044, 49836088, 99672176, 199344352, 398688704]

約数ペア:

[(1, 398688704), (2, 199344352), (4, 99672176), (8, 49836088), (16, 24918044), (19, 20983616), (32, 12459022), (38, 10491808), (64, 6229511), (76, 5245904), (152, 2622952), (304, 1311476), (608, 655738), (1216, 327869)]