127217768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{6389}}^1$

素因数の和:6545

約数の個数: 32

約数和(自身を含む): 253044000

約数和(自身を除く): 125826232

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 524, 1048, 2489, 4978, 6389, 9956, 12778, 19912, 25556, 51112, 121391, 242782, 485564, 836959, 971128, 1673918, 3347836, 6695672, 15902221, 31804442, 63608884, 127217768]

約数ペア:

[(1, 127217768), (2, 63608884), (4, 31804442), (8, 15902221), (19, 6695672), (38, 3347836), (76, 1673918), (131, 971128), (152, 836959), (262, 485564), (524, 242782), (1048, 121391), (2489, 51112), (4978, 25556), (6389, 19912), (9956, 12778)]