247356464

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{253439}}^1$

素因数の和:253508

約数の個数: 20

約数和(自身を含む): 487111680

約数和(自身を除く): 239755216

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 253439, 506878, 1013756, 2027512, 4055024, 15459779, 30919558, 61839116, 123678232, 247356464]

約数ペア:

[(1, 247356464), (2, 123678232), (4, 61839116), (8, 30919558), (16, 15459779), (61, 4055024), (122, 2027512), (244, 1013756), (488, 506878), (976, 253439)]