397355841

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{3449}}^1$

素因数の和:3726

約数の個数: 32

約数和(自身を含む): 625968000

約数和(自身を除く): 228612159

約数列:

[1, 3, 9, 17, 27, 51, 153, 251, 459, 753, 2259, 3449, 4267, 6777, 10347, 12801, 31041, 38403, 58633, 93123, 115209, 175899, 527697, 865699, 1583091, 2597097, 7791291, 14716883, 23373873, 44150649, 132451947, 397355841]

約数ペア:

[(1, 397355841), (3, 132451947), (9, 44150649), (17, 23373873), (27, 14716883), (51, 7791291), (153, 2597097), (251, 1583091), (459, 865699), (753, 527697), (2259, 175899), (3449, 115209), (4267, 93123), (6777, 58633), (10347, 38403), (12801, 31041)]