2195280405

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1\times {\mathrm{1487}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 3885822720

約数和(自身を除く): 1690542315

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 619, 795, 1487, 1857, 2385, 3095, 4461, 5571, 7435, 9285, 13383, 22305, 27855, 32807, 66915, 78811, 98421, 164035, 236433, 295263, 394055, 492105, 709299, 920453, 1182165, 1476315, 2761359, 3546495, 4602265, 8284077, 13806795, 41420385, 48784009, 146352027, 243920045, 439056081, 731760135, 2195280405]

約数ペア:

[(1, 2195280405), (3, 731760135), (5, 439056081), (9, 243920045), (15, 146352027), (45, 48784009), (53, 41420385), (159, 13806795), (265, 8284077), (477, 4602265), (619, 3546495), (795, 2761359), (1487, 1476315), (1857, 1182165), (2385, 920453), (3095, 709299), (4461, 492105), (5571, 394055), (7435, 295263), (9285, 236433), (13383, 164035), (22305, 98421), (27855, 78811), (32807, 66915)]