285109364

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 540590400

約数和(自身を除く): 255481036

約数列:

[1, 2, 4, 19, 38, 61, 76, 89, 122, 178, 244, 356, 691, 1159, 1382, 1691, 2318, 2764, 3382, 4636, 5429, 6764, 10858, 13129, 21716, 26258, 42151, 52516, 61499, 84302, 103151, 122998, 168604, 206302, 245996, 412604, 800869, 1168481, 1601738, 2336962, 3203476, 3751439, 4673924, 7502878, 15005756, 71277341, 142554682, 285109364]

約数ペア:

[(1, 285109364), (2, 142554682), (4, 71277341), (19, 15005756), (38, 7502878), (61, 4673924), (76, 3751439), (89, 3203476), (122, 2336962), (178, 1601738), (244, 1168481), (356, 800869), (691, 412604), (1159, 245996), (1382, 206302), (1691, 168604), (2318, 122998), (2764, 103151), (3382, 84302), (4636, 61499), (5429, 52516), (6764, 42151), (10858, 26258), (13129, 21716)]