31980078

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7193}}^1$

素因数の和:7233

約数の個数: 48

約数和(自身を含む): 78558480

約数和(自身を除く): 46578402

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 7193, 14386, 21579, 43158, 64737, 93509, 129474, 136667, 187018, 273334, 280527, 410001, 561054, 820002, 841581, 1230003, 1683162, 1776671, 2460006, 3553342, 5330013, 10660026, 15990039, 31980078]

約数ペア:

[(1, 31980078), (2, 15990039), (3, 10660026), (6, 5330013), (9, 3553342), (13, 2460006), (18, 1776671), (19, 1683162), (26, 1230003), (38, 841581), (39, 820002), (57, 561054), (78, 410001), (114, 280527), (117, 273334), (171, 187018), (234, 136667), (247, 129474), (342, 93509), (494, 64737), (741, 43158), (1482, 21579), (2223, 14386), (4446, 7193)]