31278436

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2857}}^1$

素因数の和:2908

約数の個数: 48

約数和(自身を含む): 69140736

約数和(自身を除く): 37862300

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 238, 322, 391, 476, 644, 782, 1564, 2737, 2857, 5474, 5714, 10948, 11428, 19999, 39998, 48569, 65711, 79996, 97138, 131422, 194276, 262844, 339983, 459977, 679966, 919954, 1117087, 1359932, 1839908, 2234174, 4468348, 7819609, 15639218, 31278436]

約数ペア:

[(1, 31278436), (2, 15639218), (4, 7819609), (7, 4468348), (14, 2234174), (17, 1839908), (23, 1359932), (28, 1117087), (34, 919954), (46, 679966), (68, 459977), (92, 339983), (119, 262844), (161, 194276), (238, 131422), (322, 97138), (391, 79996), (476, 65711), (644, 48569), (782, 39998), (1564, 19999), (2737, 11428), (2857, 10948), (5474, 5714)]