207972441

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1697}}^1$

素因数の和:1815

約数の個数: 40

約数和(自身を含む): 332841960

約数和(自身を除く): 124869519

約数列:

[1, 3, 9, 17, 27, 51, 81, 89, 153, 267, 459, 801, 1377, 1513, 1697, 2403, 4539, 5091, 7209, 13617, 15273, 28849, 40851, 45819, 86547, 122553, 137457, 151033, 259641, 453099, 778923, 1359297, 2336769, 2567561, 4077891, 7702683, 12233673, 23108049, 69324147, 207972441]

約数ペア:

[(1, 207972441), (3, 69324147), (9, 23108049), (17, 12233673), (27, 7702683), (51, 4077891), (81, 2567561), (89, 2336769), (153, 1359297), (267, 778923), (459, 453099), (801, 259641), (1377, 151033), (1513, 137457), (1697, 122553), (2403, 86547), (4539, 45819), (5091, 40851), (7209, 28849), (13617, 15273)]