31255972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 62358912

約数和(自身を除く): 31102940

約数列:

[1, 2, 4, 11, 22, 37, 44, 73, 74, 146, 148, 263, 292, 407, 526, 803, 814, 1052, 1606, 1628, 2701, 2893, 3212, 5402, 5786, 9731, 10804, 11572, 19199, 19462, 29711, 38398, 38924, 59422, 76796, 107041, 118844, 211189, 214082, 422378, 428164, 710363, 844756, 1420726, 2841452, 7813993, 15627986, 31255972]

約数ペア:

[(1, 31255972), (2, 15627986), (4, 7813993), (11, 2841452), (22, 1420726), (37, 844756), (44, 710363), (73, 428164), (74, 422378), (146, 214082), (148, 211189), (263, 118844), (292, 107041), (407, 76796), (526, 59422), (803, 38924), (814, 38398), (1052, 29711), (1606, 19462), (1628, 19199), (2701, 11572), (2893, 10804), (3212, 9731), (5402, 5786)]