202947987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{751}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 311869440

約数和(自身を除く): 108921453

約数列:

[1, 3, 11, 19, 33, 57, 209, 431, 627, 751, 1293, 2253, 4741, 8189, 8261, 14223, 14269, 24567, 24783, 42807, 90079, 156959, 270237, 323681, 470877, 971043, 3560491, 6149939, 10681473, 18449817, 67649329, 202947987]

約数ペア:

[(1, 202947987), (3, 67649329), (11, 18449817), (19, 10681473), (33, 6149939), (57, 3560491), (209, 971043), (431, 470877), (627, 323681), (751, 270237), (1293, 156959), (2253, 90079), (4741, 42807), (8189, 24783), (8261, 24567), (14223, 14269)]