331570226

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 557819136

約数和(自身を除く): 226248910

約数列:

[1, 2, 13, 26, 53, 83, 106, 166, 169, 223, 338, 446, 689, 1079, 1378, 2158, 2899, 4399, 5798, 8798, 8957, 11819, 14027, 17914, 18509, 23638, 28054, 37018, 37687, 57187, 75374, 114374, 153647, 240617, 307294, 481234, 743431, 980977, 1486862, 1961954, 1997411, 3128021, 3994822, 6256042, 12752701, 25505402, 165785113, 331570226]

約数ペア:

[(1, 331570226), (2, 165785113), (13, 25505402), (26, 12752701), (53, 6256042), (83, 3994822), (106, 3128021), (166, 1997411), (169, 1961954), (223, 1486862), (338, 980977), (446, 743431), (689, 481234), (1079, 307294), (1378, 240617), (2158, 153647), (2899, 114374), (4399, 75374), (5798, 57187), (8798, 37687), (8957, 37018), (11819, 28054), (14027, 23638), (17914, 18509)]