3940515

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 7515360

約数和(自身を除く): 3574845

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 101, 135, 153, 255, 289, 303, 459, 505, 765, 867, 909, 1445, 1515, 1717, 2295, 2601, 2727, 4335, 4545, 5151, 7803, 8585, 13005, 13635, 15453, 25755, 29189, 39015, 46359, 77265, 87567, 145945, 231795, 262701, 437835, 788103, 1313505, 3940515]

約数ペア:

[(1, 3940515), (3, 1313505), (5, 788103), (9, 437835), (15, 262701), (17, 231795), (27, 145945), (45, 87567), (51, 77265), (85, 46359), (101, 39015), (135, 29189), (153, 25755), (255, 15453), (289, 13635), (303, 13005), (459, 8585), (505, 7803), (765, 5151), (867, 4545), (909, 4335), (1445, 2727), (1515, 2601), (1717, 2295)]