17963424843

素因数分解:

$3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{191837}}^1$

素因数の和:191881

約数の個数: 40

約数和(自身を含む): 30090941328

約数和(自身を除く): 12127516485

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 2401, 4459, 7203, 13377, 31213, 93639, 191837, 575511, 1342859, 2493881, 4028577, 7481643, 9400013, 17457167, 28200039, 52371501, 65800091, 122200169, 197400273, 366600507, 460600637, 855401183, 1381801911, 2566203549, 5987808281, 17963424843]

約数ペア:

[(1, 17963424843), (3, 5987808281), (7, 2566203549), (13, 1381801911), (21, 855401183), (39, 460600637), (49, 366600507), (91, 197400273), (147, 122200169), (273, 65800091), (343, 52371501), (637, 28200039), (1029, 17457167), (1911, 9400013), (2401, 7481643), (4459, 4028577), (7203, 2493881), (13377, 1342859), (31213, 575511), (93639, 191837)]