2021966695

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 2915813376

約数和(自身を除く): 893846681

約数列:

[1, 5, 7, 35, 53, 61, 107, 167, 265, 305, 371, 427, 535, 749, 835, 1169, 1855, 2135, 3233, 3745, 5671, 5845, 6527, 8851, 10187, 16165, 17869, 22631, 28355, 32635, 39697, 44255, 45689, 50935, 61957, 71309, 89345, 113155, 125083, 198485, 228445, 309785, 345931, 356545, 539911, 625415, 947057, 1090009, 1729655, 2421517, 2699555, 3779377, 4735285, 5450045, 6629399, 7630063, 12107585, 18896885, 33146995, 38150315, 57770477, 288852385, 404393339, 2021966695]

約数ペア:

[(1, 2021966695), (5, 404393339), (7, 288852385), (35, 57770477), (53, 38150315), (61, 33146995), (107, 18896885), (167, 12107585), (265, 7630063), (305, 6629399), (371, 5450045), (427, 4735285), (535, 3779377), (749, 2699555), (835, 2421517), (1169, 1729655), (1855, 1090009), (2135, 947057), (3233, 625415), (3745, 539911), (5671, 356545), (5845, 345931), (6527, 309785), (8851, 228445), (10187, 198485), (16165, 125083), (17869, 113155), (22631, 89345), (28355, 71309), (32635, 61957), (39697, 50935), (44255, 45689)]