31129626

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20507}}^1$

素因数の和:20546

約数の個数: 32

約数和(自身を含む): 70875648

約数和(自身を除く): 39746022

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 20507, 41014, 61521, 123042, 225577, 451154, 471661, 676731, 943322, 1353462, 1414983, 2829966, 5188271, 10376542, 15564813, 31129626]

約数ペア:

[(1, 31129626), (2, 15564813), (3, 10376542), (6, 5188271), (11, 2829966), (22, 1414983), (23, 1353462), (33, 943322), (46, 676731), (66, 471661), (69, 451154), (138, 225577), (253, 123042), (506, 61521), (759, 41014), (1518, 20507)]