166572018

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 393776640

約数和(自身を除く): 227204622

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 421, 431, 459, 842, 862, 918, 1263, 1293, 2526, 2586, 3789, 3879, 7157, 7327, 7578, 7758, 11367, 11637, 14314, 14654, 21471, 21981, 22734, 23274, 42942, 43962, 64413, 65943, 128826, 131886, 181451, 193239, 197829, 362902, 386478, 395658, 544353, 1088706, 1633059, 3084667, 3266118, 4899177, 6169334, 9254001, 9798354, 18508002, 27762003, 55524006, 83286009, 166572018]

約数ペア:

[(1, 166572018), (2, 83286009), (3, 55524006), (6, 27762003), (9, 18508002), (17, 9798354), (18, 9254001), (27, 6169334), (34, 4899177), (51, 3266118), (54, 3084667), (102, 1633059), (153, 1088706), (306, 544353), (421, 395658), (431, 386478), (459, 362902), (842, 197829), (862, 193239), (918, 181451), (1263, 131886), (1293, 128826), (2526, 65943), (2586, 64413), (3789, 43962), (3879, 42942), (7157, 23274), (7327, 22734), (7578, 21981), (7758, 21471), (11367, 14654), (11637, 14314)]