261654854

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{1069}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 435430080

約数和(自身を除く): 173775226

約数列:

[1, 2, 17, 23, 34, 46, 313, 391, 626, 782, 1069, 2138, 5321, 7199, 10642, 14398, 18173, 24587, 36346, 49174, 122383, 244766, 334597, 417979, 669194, 835958, 5688149, 7695731, 11376298, 15391462, 130827427, 261654854]

約数ペア:

[(1, 261654854), (2, 130827427), (17, 15391462), (23, 11376298), (34, 7695731), (46, 5688149), (313, 835958), (391, 669194), (626, 417979), (782, 334597), (1069, 244766), (2138, 122383), (5321, 49174), (7199, 36346), (10642, 24587), (14398, 18173)]