7781274

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 18195840

約数和(自身を除く): 10414566

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 59, 102, 118, 153, 177, 306, 354, 431, 531, 862, 1003, 1062, 1293, 2006, 2586, 3009, 3879, 6018, 7327, 7758, 9027, 14654, 18054, 21981, 25429, 43962, 50858, 65943, 76287, 131886, 152574, 228861, 432293, 457722, 864586, 1296879, 2593758, 3890637, 7781274]

約数ペア:

[(1, 7781274), (2, 3890637), (3, 2593758), (6, 1296879), (9, 864586), (17, 457722), (18, 432293), (34, 228861), (51, 152574), (59, 131886), (102, 76287), (118, 65943), (153, 50858), (177, 43962), (306, 25429), (354, 21981), (431, 18054), (531, 14654), (862, 9027), (1003, 7758), (1062, 7327), (1293, 6018), (2006, 3879), (2586, 3009)]