203478345

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1093}}^1$

素因数の和:1311

約数の個数: 64

約数和(自身を含む): 415895040

約数和(自身を除く): 212416695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 197, 315, 591, 945, 985, 1093, 1379, 1773, 2955, 3279, 4137, 5319, 5465, 6895, 7651, 8865, 9837, 12411, 16395, 20685, 22953, 26595, 29511, 37233, 38255, 49185, 62055, 68859, 114765, 147555, 186165, 206577, 215321, 344295, 645963, 1032885, 1076605, 1507247, 1937889, 3229815, 4521741, 5813667, 7536235, 9689445, 13565223, 22608705, 29068335, 40695669, 67826115, 203478345]

約数ペア:

[(1, 203478345), (3, 67826115), (5, 40695669), (7, 29068335), (9, 22608705), (15, 13565223), (21, 9689445), (27, 7536235), (35, 5813667), (45, 4521741), (63, 3229815), (105, 1937889), (135, 1507247), (189, 1076605), (197, 1032885), (315, 645963), (591, 344295), (945, 215321), (985, 206577), (1093, 186165), (1379, 147555), (1773, 114765), (2955, 68859), (3279, 62055), (4137, 49185), (5319, 38255), (5465, 37233), (6895, 29511), (7651, 26595), (8865, 22953), (9837, 20685), (12411, 16395)]