248397884

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2131}}^1$

素因数の和:2346

約数の個数: 48

約数和(自身を含む): 521504256

約数和(自身を除く): 273106372

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 181, 322, 362, 644, 724, 1267, 2131, 2534, 4163, 4262, 5068, 8326, 8524, 14917, 16652, 29141, 29834, 49013, 58282, 59668, 98026, 116564, 196052, 343091, 385711, 686182, 771422, 1372364, 1542844, 2699977, 5399954, 8871353, 10799908, 17742706, 35485412, 62099471, 124198942, 248397884]

約数ペア:

[(1, 248397884), (2, 124198942), (4, 62099471), (7, 35485412), (14, 17742706), (23, 10799908), (28, 8871353), (46, 5399954), (92, 2699977), (161, 1542844), (181, 1372364), (322, 771422), (362, 686182), (644, 385711), (724, 343091), (1267, 196052), (2131, 116564), (2534, 98026), (4163, 59668), (4262, 58282), (5068, 49013), (8326, 29834), (8524, 29141), (14917, 16652)]