27799905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 52367040

約数和(自身を除く): 24567135

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 109, 147, 245, 327, 347, 545, 735, 763, 1041, 1635, 1735, 2289, 2429, 3815, 5205, 5341, 7287, 11445, 12145, 16023, 17003, 26705, 36435, 37823, 51009, 80115, 85015, 113469, 189115, 255045, 264761, 567345, 794283, 1323805, 1853327, 3971415, 5559981, 9266635, 27799905]

約数ペア:

[(1, 27799905), (3, 9266635), (5, 5559981), (7, 3971415), (15, 1853327), (21, 1323805), (35, 794283), (49, 567345), (105, 264761), (109, 255045), (147, 189115), (245, 113469), (327, 85015), (347, 80115), (545, 51009), (735, 37823), (763, 36435), (1041, 26705), (1635, 17003), (1735, 16023), (2289, 12145), (2429, 11445), (3815, 7287), (5205, 5341)]