42118839

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 77337600

約数和(自身を除く): 35218761

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 57, 63, 111, 133, 171, 189, 259, 317, 333, 399, 513, 703, 777, 951, 999, 1197, 2109, 2219, 2331, 2853, 3591, 4921, 6023, 6327, 6657, 6993, 8559, 11729, 14763, 18069, 18981, 19971, 35187, 42161, 44289, 54207, 59913, 82103, 105561, 126483, 132867, 162621, 222851, 246309, 316683, 379449, 668553, 738927, 1138347, 1559957, 2005659, 2216781, 4679871, 6016977, 14039613, 42118839]

約数ペア:

[(1, 42118839), (3, 14039613), (7, 6016977), (9, 4679871), (19, 2216781), (21, 2005659), (27, 1559957), (37, 1138347), (57, 738927), (63, 668553), (111, 379449), (133, 316683), (171, 246309), (189, 222851), (259, 162621), (317, 132867), (333, 126483), (399, 105561), (513, 82103), (703, 59913), (777, 54207), (951, 44289), (999, 42161), (1197, 35187), (2109, 19971), (2219, 18981), (2331, 18069), (2853, 14763), (3591, 11729), (4921, 8559), (6023, 6993), (6327, 6657)]