2012912986721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1669}}^1\times {\mathrm{427529}}^1$

素因数の和:429249

約数の個数: 32

約数和(自身を含む): 2558886758400

約数和(自身を除く): 545973771679

約数列:

[1, 7, 13, 31, 91, 217, 403, 1669, 2821, 11683, 21697, 51739, 151879, 362173, 427529, 672607, 2992703, 4708249, 5557877, 13253399, 38905139, 92773793, 172294187, 713545901, 1206059309, 4994821307, 9276096713, 22119922931, 64932676991, 154839460517, 287558998103, 2012912986721]

約数ペア:

[(1, 2012912986721), (7, 287558998103), (13, 154839460517), (31, 64932676991), (91, 22119922931), (217, 9276096713), (403, 4994821307), (1669, 1206059309), (2821, 713545901), (11683, 172294187), (21697, 92773793), (51739, 38905139), (151879, 13253399), (362173, 5557877), (427529, 4708249), (672607, 2992703)]