1966419

素因数分解:

$3^2\times 7^5\times {\mathrm{13}}^1$

素因数の和:54

約数の個数: 36

約数和(自身を含む): 3568656

約数和(自身を除く): 1602237

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 441, 637, 819, 1029, 1911, 2401, 3087, 4459, 5733, 7203, 13377, 16807, 21609, 31213, 40131, 50421, 93639, 151263, 218491, 280917, 655473, 1966419]

約数ペア:

[(1, 1966419), (3, 655473), (7, 280917), (9, 218491), (13, 151263), (21, 93639), (39, 50421), (49, 40131), (63, 31213), (91, 21609), (117, 16807), (147, 13377), (273, 7203), (343, 5733), (441, 4459), (637, 3087), (819, 2401), (1029, 1911)]