831812085

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4051}}^1$

素因数の和:4097

約数の個数: 72

約数和(自身を含む): 1619470944

約数和(自身を除く): 787658859

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 169, 195, 243, 351, 405, 507, 585, 845, 1053, 1215, 1521, 1755, 2535, 3159, 4051, 4563, 5265, 7605, 12153, 13689, 15795, 20255, 22815, 36459, 41067, 52663, 60765, 68445, 109377, 157989, 182295, 205335, 263315, 328131, 473967, 546885, 684619, 789945, 984393, 1421901, 1640655, 2053857, 2369835, 3423095, 4265703, 4921965, 6161571, 7109505, 10269285, 12797109, 18484713, 21328515, 30807855, 55454139, 63985545, 92423565, 166362417, 277270695, 831812085]

約数ペア:

[(1, 831812085), (3, 277270695), (5, 166362417), (9, 92423565), (13, 63985545), (15, 55454139), (27, 30807855), (39, 21328515), (45, 18484713), (65, 12797109), (81, 10269285), (117, 7109505), (135, 6161571), (169, 4921965), (195, 4265703), (243, 3423095), (351, 2369835), (405, 2053857), (507, 1640655), (585, 1421901), (845, 984393), (1053, 789945), (1215, 684619), (1521, 546885), (1755, 473967), (2535, 328131), (3159, 263315), (4051, 205335), (4563, 182295), (5265, 157989), (7605, 109377), (12153, 68445), (13689, 60765), (15795, 52663), (20255, 41067), (22815, 36459)]