13918597

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 40

約数和(自身を含む): 19360512

約数和(自身を除く): 5441915

約数列:

[1, 7, 11, 17, 31, 49, 77, 119, 187, 217, 341, 343, 527, 539, 833, 1309, 1519, 2387, 2401, 3689, 3773, 5797, 5831, 9163, 10633, 16709, 25823, 26411, 40579, 40817, 64141, 74431, 116963, 180761, 284053, 448987, 818741, 1265327, 1988371, 13918597]

約数ペア:

[(1, 13918597), (7, 1988371), (11, 1265327), (17, 818741), (31, 448987), (49, 284053), (77, 180761), (119, 116963), (187, 74431), (217, 64141), (341, 40817), (343, 40579), (527, 26411), (539, 25823), (833, 16709), (1309, 10633), (1519, 9163), (2387, 5831), (2401, 5797), (3689, 3773)]