203495138

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{131}}^2$

素因数の和:300

約数の個数: 54

約数和(自身を含む): 393294699

約数和(自身を除く): 189799561

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 131, 154, 242, 262, 539, 847, 917, 1078, 1441, 1694, 1834, 2882, 5929, 6419, 10087, 11858, 12838, 15851, 17161, 20174, 31702, 34322, 70609, 110957, 120127, 141218, 188771, 221914, 240254, 377542, 776699, 840889, 1321397, 1553398, 1681778, 2076481, 2642794, 4152962, 9249779, 14535367, 18499558, 29070734, 101747569, 203495138]

約数ペア:

[(1, 203495138), (2, 101747569), (7, 29070734), (11, 18499558), (14, 14535367), (22, 9249779), (49, 4152962), (77, 2642794), (98, 2076481), (121, 1681778), (131, 1553398), (154, 1321397), (242, 840889), (262, 776699), (539, 377542), (847, 240254), (917, 221914), (1078, 188771), (1441, 141218), (1694, 120127), (1834, 110957), (2882, 70609), (5929, 34322), (6419, 31702), (10087, 20174), (11858, 17161), (12838, 15851)]