233908610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2087

約数の個数: 64

約数和(自身を含む): 489398112

約数和(自身を除く): 255489502

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 53, 65, 85, 106, 130, 170, 221, 265, 442, 530, 689, 901, 1105, 1378, 1802, 1997, 2210, 3445, 3994, 4505, 6890, 9010, 9985, 11713, 19970, 23426, 25961, 33949, 51922, 58565, 67898, 105841, 117130, 129805, 169745, 211682, 259610, 339490, 441337, 529205, 882674, 1058410, 1375933, 1799297, 2206685, 2751866, 3598594, 4413370, 6879665, 8996485, 13759330, 17992970, 23390861, 46781722, 116954305, 233908610]

約数ペア:

[(1, 233908610), (2, 116954305), (5, 46781722), (10, 23390861), (13, 17992970), (17, 13759330), (26, 8996485), (34, 6879665), (53, 4413370), (65, 3598594), (85, 2751866), (106, 2206685), (130, 1799297), (170, 1375933), (221, 1058410), (265, 882674), (442, 529205), (530, 441337), (689, 339490), (901, 259610), (1105, 211682), (1378, 169745), (1802, 129805), (1997, 117130), (2210, 105841), (3445, 67898), (3994, 58565), (4505, 51922), (6890, 33949), (9010, 25961), (9985, 23426), (11713, 19970)]