212645251

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:600

約数の個数: 32

約数和(自身を含む): 270233600

約数和(自身を除く): 57588349

約数列:

[1, 7, 13, 49, 91, 103, 343, 463, 637, 721, 1339, 3241, 4459, 5047, 6019, 9373, 22687, 35329, 42133, 47689, 65611, 158809, 294931, 333823, 459277, 619957, 2064517, 2336761, 4339699, 16357327, 30377893, 212645251]

約数ペア:

[(1, 212645251), (7, 30377893), (13, 16357327), (49, 4339699), (91, 2336761), (103, 2064517), (343, 619957), (463, 459277), (637, 333823), (721, 294931), (1339, 158809), (3241, 65611), (4459, 47689), (5047, 42133), (6019, 35329), (9373, 22687)]