222786291

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1597}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 377460384

約数和(自身を除く): 154674093

約数列:

[1, 3, 7, 13, 21, 39, 49, 73, 91, 147, 219, 273, 511, 637, 949, 1533, 1597, 1911, 2847, 3577, 4791, 6643, 10731, 11179, 19929, 20761, 33537, 46501, 62283, 78253, 116581, 139503, 145327, 234759, 349743, 435981, 816067, 1017289, 1515553, 2448201, 3051867, 4546659, 5712469, 10608871, 17137407, 31826613, 74262097, 222786291]

約数ペア:

[(1, 222786291), (3, 74262097), (7, 31826613), (13, 17137407), (21, 10608871), (39, 5712469), (49, 4546659), (73, 3051867), (91, 2448201), (147, 1515553), (219, 1017289), (273, 816067), (511, 435981), (637, 349743), (949, 234759), (1533, 145327), (1597, 139503), (1911, 116581), (2847, 78253), (3577, 62283), (4791, 46501), (6643, 33537), (10731, 20761), (11179, 19929)]