56147679

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6701}}^1$

素因数の和:6740

約数の個数: 36

約数和(自身を含む): 99323640

約数和(自身を除く): 43175961

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 6701, 8379, 20103, 46907, 60309, 127319, 140721, 328349, 381957, 422163, 891233, 985047, 1145871, 2673699, 2955141, 6238631, 8021097, 18715893, 56147679]

約数ペア:

[(1, 56147679), (3, 18715893), (7, 8021097), (9, 6238631), (19, 2955141), (21, 2673699), (49, 1145871), (57, 985047), (63, 891233), (133, 422163), (147, 381957), (171, 328349), (399, 140721), (441, 127319), (931, 60309), (1197, 46907), (2793, 20103), (6701, 8379)]