90971049

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2741}}^1$

素因数の和:2817

約数の個数: 32

約数和(自身を含む): 140039424

約数和(自身を除く): 49068375

約数列:

[1, 3, 13, 23, 37, 39, 69, 111, 299, 481, 851, 897, 1443, 2553, 2741, 8223, 11063, 33189, 35633, 63043, 101417, 106899, 189129, 304251, 819559, 1318421, 2332591, 2458677, 3955263, 6997773, 30323683, 90971049]

約数ペア:

[(1, 90971049), (3, 30323683), (13, 6997773), (23, 3955263), (37, 2458677), (39, 2332591), (69, 1318421), (111, 819559), (299, 304251), (481, 189129), (851, 106899), (897, 101417), (1443, 63043), (2553, 35633), (2741, 33189), (8223, 11063)]