16887990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{587}}^1$

素因数の和:741

約数の個数: 64

約数和(自身を含む): 46738944

約数和(自身を除く): 29850954

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 137, 210, 274, 411, 587, 685, 822, 959, 1174, 1370, 1761, 1918, 2055, 2877, 2935, 3522, 4109, 4110, 4795, 5754, 5870, 8218, 8805, 9590, 12327, 14385, 17610, 20545, 24654, 28770, 41090, 61635, 80419, 123270, 160838, 241257, 402095, 482514, 562933, 804190, 1125866, 1206285, 1688799, 2412570, 2814665, 3377598, 5629330, 8443995, 16887990]

約数ペア:

[(1, 16887990), (2, 8443995), (3, 5629330), (5, 3377598), (6, 2814665), (7, 2412570), (10, 1688799), (14, 1206285), (15, 1125866), (21, 804190), (30, 562933), (35, 482514), (42, 402095), (70, 241257), (105, 160838), (137, 123270), (210, 80419), (274, 61635), (411, 41090), (587, 28770), (685, 24654), (822, 20545), (959, 17610), (1174, 14385), (1370, 12327), (1761, 9590), (1918, 8805), (2055, 8218), (2877, 5870), (2935, 5754), (3522, 4795), (4109, 4110)]