77940429

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 128044800

約数和(自身を除く): 50104371

約数列:

[1, 3, 7, 21, 29, 47, 49, 87, 141, 147, 203, 329, 389, 609, 987, 1167, 1363, 1421, 2303, 2723, 4089, 4263, 6909, 8169, 9541, 11281, 18283, 19061, 28623, 33843, 54849, 57183, 66787, 78967, 127981, 200361, 236901, 383943, 530207, 552769, 895867, 1590621, 1658307, 2687601, 3711449, 11134347, 25980143, 77940429]

約数ペア:

[(1, 77940429), (3, 25980143), (7, 11134347), (21, 3711449), (29, 2687601), (47, 1658307), (49, 1590621), (87, 895867), (141, 552769), (147, 530207), (203, 383943), (329, 236901), (389, 200361), (609, 127981), (987, 78967), (1167, 66787), (1363, 57183), (1421, 54849), (2303, 33843), (2723, 28623), (4089, 19061), (4263, 18283), (6909, 11281), (8169, 9541)]