128915784

素因数分解:

$2^3\times 3^2\times {\mathrm{271}}^1\times {\mathrm{6607}}^1$

素因数の和:6890

約数の個数: 48

約数和(自身を含む): 350488320

約数和(自身を除く): 221572536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 271, 542, 813, 1084, 1626, 2168, 2439, 3252, 4878, 6504, 6607, 9756, 13214, 19512, 19821, 26428, 39642, 52856, 59463, 79284, 118926, 158568, 237852, 475704, 1790497, 3580994, 5371491, 7161988, 10742982, 14323976, 16114473, 21485964, 32228946, 42971928, 64457892, 128915784]

約数ペア:

[(1, 128915784), (2, 64457892), (3, 42971928), (4, 32228946), (6, 21485964), (8, 16114473), (9, 14323976), (12, 10742982), (18, 7161988), (24, 5371491), (36, 3580994), (72, 1790497), (271, 475704), (542, 237852), (813, 158568), (1084, 118926), (1626, 79284), (2168, 59463), (2439, 52856), (3252, 39642), (4878, 26428), (6504, 19821), (6607, 19512), (9756, 13214)]