258937966

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{18367}}^1$

素因数の和:18448

約数の個数: 32

約数和(自身を含む): 476098560

約数和(自身を除く): 217160594

約数列:

[1, 2, 7, 14, 19, 38, 53, 106, 133, 266, 371, 742, 1007, 2014, 7049, 14098, 18367, 36734, 128569, 257138, 348973, 697946, 973451, 1946902, 2442811, 4885622, 6814157, 13628314, 18495569, 36991138, 129468983, 258937966]

約数ペア:

[(1, 258937966), (2, 129468983), (7, 36991138), (14, 18495569), (19, 13628314), (38, 6814157), (53, 4885622), (106, 2442811), (133, 1946902), (266, 973451), (371, 697946), (742, 348973), (1007, 257138), (2014, 128569), (7049, 36734), (14098, 18367)]