20149590699

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{7019}}^1$

素因数の和:7182

約数の個数: 80

約数和(自身を含む): 35390234880

約数和(自身を除く): 15240644181

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 83, 183, 189, 249, 427, 549, 567, 581, 747, 1281, 1647, 1743, 2241, 3843, 4941, 5063, 5229, 6723, 7019, 11529, 15189, 15687, 21057, 34587, 35441, 45567, 47061, 49133, 63171, 106323, 136701, 147399, 189513, 318969, 410103, 428159, 442197, 568539, 582577, 956907, 1284477, 1326591, 1747731, 2870721, 2997113, 3853431, 3979773, 4078039, 5243193, 8991339, 11560293, 12234117, 15729579, 26974017, 34680879, 35537197, 36702351, 47188737, 80922051, 106611591, 110107053, 242766153, 248760379, 319834773, 330321159, 746281137, 959504319, 2238843411, 2878512957, 6716530233, 20149590699]

約数ペア:

[(1, 20149590699), (3, 6716530233), (7, 2878512957), (9, 2238843411), (21, 959504319), (27, 746281137), (61, 330321159), (63, 319834773), (81, 248760379), (83, 242766153), (183, 110107053), (189, 106611591), (249, 80922051), (427, 47188737), (549, 36702351), (567, 35537197), (581, 34680879), (747, 26974017), (1281, 15729579), (1647, 12234117), (1743, 11560293), (2241, 8991339), (3843, 5243193), (4941, 4078039), (5063, 3979773), (5229, 3853431), (6723, 2997113), (7019, 2870721), (11529, 1747731), (15189, 1326591), (15687, 1284477), (21057, 956907), (34587, 582577), (35441, 568539), (45567, 442197), (47061, 428159), (49133, 410103), (63171, 318969), (106323, 189513), (136701, 147399)]