1284920231

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 1687910400

約数和(自身を除く): 402990169

約数列:

[1, 7, 17, 23, 59, 73, 109, 119, 161, 391, 413, 511, 763, 1003, 1241, 1357, 1679, 1853, 2507, 2737, 4307, 6431, 7021, 7957, 8687, 9499, 11753, 12971, 17549, 23069, 28543, 30149, 42619, 45017, 55699, 73219, 99061, 109327, 135269, 147913, 161483, 183011, 199801, 298333, 469463, 512533, 693427, 765289, 946883, 1035391, 1281077, 1684037, 2514521, 3111187, 3286241, 7980871, 10797649, 11788259, 17601647, 21778309, 55866097, 75583543, 183560033, 1284920231]

約数ペア:

[(1, 1284920231), (7, 183560033), (17, 75583543), (23, 55866097), (59, 21778309), (73, 17601647), (109, 11788259), (119, 10797649), (161, 7980871), (391, 3286241), (413, 3111187), (511, 2514521), (763, 1684037), (1003, 1281077), (1241, 1035391), (1357, 946883), (1679, 765289), (1853, 693427), (2507, 512533), (2737, 469463), (4307, 298333), (6431, 199801), (7021, 183011), (7957, 161483), (8687, 147913), (9499, 135269), (11753, 109327), (12971, 99061), (17549, 73219), (23069, 55699), (28543, 45017), (30149, 42619)]