1215205914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{819977}}^1$

素因数の和:820014

約数の個数: 32

約数和(自身を含む): 2755126080

約数和(自身を除く): 1539920166

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 819977, 1639954, 2459931, 4919862, 10659701, 15579563, 21319402, 31159126, 31979103, 46738689, 63958206, 93477378, 202534319, 405068638, 607602957, 1215205914]

約数ペア:

[(1, 1215205914), (2, 607602957), (3, 405068638), (6, 202534319), (13, 93477378), (19, 63958206), (26, 46738689), (38, 31979103), (39, 31159126), (57, 21319402), (78, 15579563), (114, 10659701), (247, 4919862), (494, 2459931), (741, 1639954), (1482, 819977)]