127938915

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{16823}}^1$

素因数の和:16860

約数の個数: 36

約数和(自身を含む): 240145776

約数和(自身を除く): 112206861

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2535, 7605, 16823, 50469, 84115, 151407, 218699, 252345, 656097, 757035, 1093495, 1968291, 2843087, 3280485, 8529261, 9841455, 14215435, 25587783, 42646305, 127938915]

約数ペア:

[(1, 127938915), (3, 42646305), (5, 25587783), (9, 14215435), (13, 9841455), (15, 8529261), (39, 3280485), (45, 2843087), (65, 1968291), (117, 1093495), (169, 757035), (195, 656097), (507, 252345), (585, 218699), (845, 151407), (1521, 84115), (2535, 50469), (7605, 16823)]