64990269

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1$

素因数の和:571

約数の個数: 40

約数和(自身を含む): 103977720

約数和(自身を除く): 38987451

約数列:

[1, 3, 9, 17, 27, 51, 81, 109, 153, 327, 433, 459, 981, 1299, 1377, 1853, 2943, 3897, 5559, 7361, 8829, 11691, 16677, 22083, 35073, 47197, 50031, 66249, 141591, 150093, 198747, 424773, 596241, 802349, 1274319, 2407047, 3822957, 7221141, 21663423, 64990269]

約数ペア:

[(1, 64990269), (3, 21663423), (9, 7221141), (17, 3822957), (27, 2407047), (51, 1274319), (81, 802349), (109, 596241), (153, 424773), (327, 198747), (433, 150093), (459, 141591), (981, 66249), (1299, 50031), (1377, 47197), (1853, 35073), (2943, 22083), (3897, 16677), (5559, 11691), (7361, 8829)]