18196101

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^3\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 72

約数和(自身を含む): 34714368

約数和(自身を除く): 16518267

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 49, 63, 77, 93, 99, 121, 147, 217, 231, 279, 341, 363, 441, 539, 651, 693, 847, 1023, 1089, 1331, 1519, 1617, 1953, 2387, 2541, 3069, 3751, 3993, 4557, 4851, 5929, 7161, 7623, 9317, 11253, 11979, 13671, 16709, 17787, 21483, 26257, 27951, 33759, 41261, 50127, 53361, 65219, 78771, 83853, 123783, 150381, 183799, 195657, 236313, 288827, 371349, 551397, 586971, 866481, 1654191, 2021789, 2599443, 6065367, 18196101]

約数ペア:

[(1, 18196101), (3, 6065367), (7, 2599443), (9, 2021789), (11, 1654191), (21, 866481), (31, 586971), (33, 551397), (49, 371349), (63, 288827), (77, 236313), (93, 195657), (99, 183799), (121, 150381), (147, 123783), (217, 83853), (231, 78771), (279, 65219), (341, 53361), (363, 50127), (441, 41261), (539, 33759), (651, 27951), (693, 26257), (847, 21483), (1023, 17787), (1089, 16709), (1331, 13671), (1519, 11979), (1617, 11253), (1953, 9317), (2387, 7623), (2541, 7161), (3069, 5929), (3751, 4851), (3993, 4557)]