491145018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{19139}}^1$

素因数の和:19211

約数の個数: 64

約数和(自身を含む): 1234759680

約数和(自身を除く): 743614662

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 47, 78, 91, 94, 141, 182, 273, 282, 329, 546, 611, 658, 987, 1222, 1833, 1974, 3666, 4277, 8554, 12831, 19139, 25662, 38278, 57417, 114834, 133973, 248807, 267946, 401919, 497614, 746421, 803838, 899533, 1492842, 1741649, 1799066, 2698599, 3483298, 5224947, 5397198, 6296731, 10449894, 11693929, 12593462, 18890193, 23387858, 35081787, 37780386, 70163574, 81857503, 163715006, 245572509, 491145018]

約数ペア:

[(1, 491145018), (2, 245572509), (3, 163715006), (6, 81857503), (7, 70163574), (13, 37780386), (14, 35081787), (21, 23387858), (26, 18890193), (39, 12593462), (42, 11693929), (47, 10449894), (78, 6296731), (91, 5397198), (94, 5224947), (141, 3483298), (182, 2698599), (273, 1799066), (282, 1741649), (329, 1492842), (546, 899533), (611, 803838), (658, 746421), (987, 497614), (1222, 401919), (1833, 267946), (1974, 248807), (3666, 133973), (4277, 114834), (8554, 57417), (12831, 38278), (19139, 25662)]