18597117

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 64

約数和(自身を含む): 33177600

約数和(自身を除く): 14580483

約数列:

[1, 3, 7, 11, 21, 31, 33, 49, 53, 77, 93, 147, 159, 217, 231, 341, 343, 371, 539, 583, 651, 1023, 1029, 1113, 1519, 1617, 1643, 1749, 2387, 2597, 3773, 4081, 4557, 4929, 7161, 7791, 10633, 11319, 11501, 12243, 16709, 18073, 18179, 28567, 31899, 34503, 50127, 54219, 54537, 80507, 85701, 116963, 126511, 199969, 241521, 350889, 379533, 563549, 599907, 885577, 1690647, 2656731, 6199039, 18597117]

約数ペア:

[(1, 18597117), (3, 6199039), (7, 2656731), (11, 1690647), (21, 885577), (31, 599907), (33, 563549), (49, 379533), (53, 350889), (77, 241521), (93, 199969), (147, 126511), (159, 116963), (217, 85701), (231, 80507), (341, 54537), (343, 54219), (371, 50127), (539, 34503), (583, 31899), (651, 28567), (1023, 18179), (1029, 18073), (1113, 16709), (1519, 12243), (1617, 11501), (1643, 11319), (1749, 10633), (2387, 7791), (2597, 7161), (3773, 4929), (4081, 4557)]