199953369

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:955

約数の個数: 72

約数和(自身を含む): 374744448

約数和(自身を除く): 174791079

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 49, 63, 77, 99, 141, 147, 231, 329, 423, 441, 517, 539, 693, 877, 987, 1551, 1617, 2303, 2631, 2961, 3619, 4653, 4851, 6139, 6909, 7893, 9647, 10857, 18417, 20727, 25333, 28941, 32571, 41219, 42973, 55251, 67529, 75999, 86823, 123657, 128919, 202587, 227997, 288533, 370971, 386757, 453409, 472703, 607761, 865599, 1360227, 1418109, 2019731, 2596797, 3173863, 4080681, 4254327, 6059193, 9521589, 18177579, 22217041, 28564767, 66651123, 199953369]

約数ペア:

[(1, 199953369), (3, 66651123), (7, 28564767), (9, 22217041), (11, 18177579), (21, 9521589), (33, 6059193), (47, 4254327), (49, 4080681), (63, 3173863), (77, 2596797), (99, 2019731), (141, 1418109), (147, 1360227), (231, 865599), (329, 607761), (423, 472703), (441, 453409), (517, 386757), (539, 370971), (693, 288533), (877, 227997), (987, 202587), (1551, 128919), (1617, 123657), (2303, 86823), (2631, 75999), (2961, 67529), (3619, 55251), (4653, 42973), (4851, 41219), (6139, 32571), (6909, 28941), (7893, 25333), (9647, 20727), (10857, 18417)]