318830457

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1\times {\mathrm{433}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 474719616

約数和(自身を除く): 155889159

約数列:

[1, 3, 11, 33, 53, 159, 421, 433, 583, 1263, 1299, 1749, 4631, 4763, 13893, 14289, 22313, 22949, 66939, 68847, 182293, 245443, 252439, 546879, 736329, 757317, 2005223, 6015669, 9661529, 28984587, 106276819, 318830457]

約数ペア:

[(1, 318830457), (3, 106276819), (11, 28984587), (33, 9661529), (53, 6015669), (159, 2005223), (421, 757317), (433, 736329), (583, 546879), (1263, 252439), (1299, 245443), (1749, 182293), (4631, 68847), (4763, 66939), (13893, 22949), (14289, 22313)]