128913528

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{571}}^1$

素因数の和:1012

約数の個数: 64

約数和(自身を含む): 337708800

約数和(自身を除く): 208795272

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 409, 552, 571, 818, 1142, 1227, 1636, 1713, 2284, 2454, 3272, 3426, 4568, 4908, 6852, 9407, 9816, 13133, 13704, 18814, 26266, 28221, 37628, 39399, 52532, 56442, 75256, 78798, 105064, 112884, 157596, 225768, 233539, 315192, 467078, 700617, 934156, 1401234, 1868312, 2802468, 5371397, 5604936, 10742794, 16114191, 21485588, 32228382, 42971176, 64456764, 128913528]

約数ペア:

[(1, 128913528), (2, 64456764), (3, 42971176), (4, 32228382), (6, 21485588), (8, 16114191), (12, 10742794), (23, 5604936), (24, 5371397), (46, 2802468), (69, 1868312), (92, 1401234), (138, 934156), (184, 700617), (276, 467078), (409, 315192), (552, 233539), (571, 225768), (818, 157596), (1142, 112884), (1227, 105064), (1636, 78798), (1713, 75256), (2284, 56442), (2454, 52532), (3272, 39399), (3426, 37628), (4568, 28221), (4908, 26266), (6852, 18814), (9407, 13704), (9816, 13133)]