203487345

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{739}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 367099200

約数和(自身を除く): 163611855

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 211, 261, 435, 633, 739, 1055, 1305, 1899, 2217, 3165, 3695, 6119, 6651, 9495, 11085, 18357, 21431, 30595, 33255, 55071, 64293, 91785, 107155, 155929, 192879, 275355, 321465, 467787, 779645, 964395, 1403361, 2338935, 4521941, 7016805, 13565823, 22609705, 40697469, 67829115, 203487345]

約数ペア:

[(1, 203487345), (3, 67829115), (5, 40697469), (9, 22609705), (15, 13565823), (29, 7016805), (45, 4521941), (87, 2338935), (145, 1403361), (211, 964395), (261, 779645), (435, 467787), (633, 321465), (739, 275355), (1055, 192879), (1305, 155929), (1899, 107155), (2217, 91785), (3165, 64293), (3695, 55071), (6119, 33255), (6651, 30595), (9495, 21431), (11085, 18357)]