128841456

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{86587}}^1$

素因数の和:86629

約数の個数: 40

約数和(自身を含む): 343581184

約数和(自身を除く): 214739728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 86587, 173174, 259761, 346348, 519522, 692696, 1039044, 1385392, 2078088, 2684197, 4156176, 5368394, 8052591, 10736788, 16105182, 21473576, 32210364, 42947152, 64420728, 128841456]

約数ペア:

[(1, 128841456), (2, 64420728), (3, 42947152), (4, 32210364), (6, 21473576), (8, 16105182), (12, 10736788), (16, 8052591), (24, 5368394), (31, 4156176), (48, 2684197), (62, 2078088), (93, 1385392), (124, 1039044), (186, 692696), (248, 519522), (372, 346348), (496, 259761), (744, 173174), (1488, 86587)]