87648028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{9743}}^1$

素因数の和:9933

約数の個数: 24

約数和(自身を含む): 166154688

約数和(自身を除く): 78506660

約数列:

[1, 2, 4, 13, 26, 52, 173, 346, 692, 2249, 4498, 8996, 9743, 19486, 38972, 126659, 253318, 506636, 1685539, 3371078, 6742156, 21912007, 43824014, 87648028]

約数ペア:

[(1, 87648028), (2, 43824014), (4, 21912007), (13, 6742156), (26, 3371078), (52, 1685539), (173, 506636), (346, 253318), (692, 126659), (2249, 38972), (4498, 19486), (8996, 9743)]