6957981

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 40

約数和(自身を含む): 11430144

約数和(自身を除く): 4472163

約数列:

[1, 3, 9, 17, 27, 31, 51, 81, 93, 153, 163, 279, 459, 489, 527, 837, 1377, 1467, 1581, 2511, 2771, 4401, 4743, 5053, 8313, 13203, 14229, 15159, 24939, 42687, 45477, 74817, 85901, 136431, 224451, 257703, 409293, 773109, 2319327, 6957981]

約数ペア:

[(1, 6957981), (3, 2319327), (9, 773109), (17, 409293), (27, 257703), (31, 224451), (51, 136431), (81, 85901), (93, 74817), (153, 45477), (163, 42687), (279, 24939), (459, 15159), (489, 14229), (527, 13203), (837, 8313), (1377, 5053), (1467, 4743), (1581, 4401), (2511, 2771)]