131202990

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{53993}}^1$

素因数の和:54015

約数の個数: 48

約数和(自身を含む): 353768688

約数和(自身を除く): 222565698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 53993, 107986, 161979, 269965, 323958, 485937, 539930, 809895, 971874, 1457811, 1619790, 2429685, 2915622, 4373433, 4859370, 7289055, 8746866, 13120299, 14578110, 21867165, 26240598, 43734330, 65601495, 131202990]

約数ペア:

[(1, 131202990), (2, 65601495), (3, 43734330), (5, 26240598), (6, 21867165), (9, 14578110), (10, 13120299), (15, 8746866), (18, 7289055), (27, 4859370), (30, 4373433), (45, 2915622), (54, 2429685), (81, 1619790), (90, 1457811), (135, 971874), (162, 809895), (243, 539930), (270, 485937), (405, 323958), (486, 269965), (810, 161979), (1215, 107986), (2430, 53993)]