87281638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 141904224

約数和(自身を除く): 54622586

約数列:

[1, 2, 17, 34, 83, 157, 166, 197, 314, 394, 1411, 2669, 2822, 3349, 5338, 6698, 13031, 16351, 26062, 30929, 32702, 61858, 221527, 277967, 443054, 525793, 555934, 1051586, 2567107, 5134214, 43640819, 87281638]

約数ペア:

[(1, 87281638), (2, 43640819), (17, 5134214), (34, 2567107), (83, 1051586), (157, 555934), (166, 525793), (197, 443054), (314, 277967), (394, 221527), (1411, 61858), (2669, 32702), (2822, 30929), (3349, 26062), (5338, 16351), (6698, 13031)]