1380521729

素因数分解:

${\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1\times {\mathrm{761}}^1$

素因数の和:1352

約数の個数: 16

約数和(自身を含む): 1440606720

約数和(自身を除く): 60084991

約数列:

[1, 31, 139, 421, 761, 4309, 13051, 23591, 58519, 105779, 320381, 1814089, 3279149, 9931811, 44532959, 1380521729]

約数ペア:

[(1, 1380521729), (31, 44532959), (139, 9931811), (421, 3279149), (761, 1814089), (4309, 320381), (13051, 105779), (23591, 58519)]