1728492788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1\times {\mathrm{941}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 3342366720

約数和(自身を除く): 1613873932

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 383, 436, 766, 941, 1199, 1532, 1882, 2398, 3764, 4213, 4796, 8426, 10351, 16852, 20702, 41404, 41747, 83494, 102569, 166988, 205138, 360403, 410276, 459217, 720806, 918434, 1128259, 1441612, 1836868, 2256518, 3964433, 4513036, 7928866, 15857732, 39283927, 78567854, 157135708, 432123197, 864246394, 1728492788]

約数ペア:

[(1, 1728492788), (2, 864246394), (4, 432123197), (11, 157135708), (22, 78567854), (44, 39283927), (109, 15857732), (218, 7928866), (383, 4513036), (436, 3964433), (766, 2256518), (941, 1836868), (1199, 1441612), (1532, 1128259), (1882, 918434), (2398, 720806), (3764, 459217), (4213, 410276), (4796, 360403), (8426, 205138), (10351, 166988), (16852, 102569), (20702, 83494), (41404, 41747)]