221711930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{1889}}^1$

素因数の和:2015

約数の個数: 48

約数和(自身を含む): 443416680

約数和(自身を除く): 221704750

約数列:

[1, 2, 5, 10, 11, 22, 55, 97, 110, 121, 194, 242, 485, 605, 970, 1067, 1210, 1889, 2134, 3778, 5335, 9445, 10670, 11737, 18890, 20779, 23474, 41558, 58685, 103895, 117370, 183233, 207790, 228569, 366466, 457138, 916165, 1142845, 1832330, 2015563, 2285690, 4031126, 10077815, 20155630, 22171193, 44342386, 110855965, 221711930]

約数ペア:

[(1, 221711930), (2, 110855965), (5, 44342386), (10, 22171193), (11, 20155630), (22, 10077815), (55, 4031126), (97, 2285690), (110, 2015563), (121, 1832330), (194, 1142845), (242, 916165), (485, 457138), (605, 366466), (970, 228569), (1067, 207790), (1210, 183233), (1889, 117370), (2134, 103895), (3778, 58685), (5335, 41558), (9445, 23474), (10670, 20779), (11737, 18890)]