30216978

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1511}}^1$

素因数の和:1631

約数の個数: 48

約数和(自身を含む): 72176832

約数和(自身を除く): 41959854

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 101, 198, 202, 303, 606, 909, 1111, 1511, 1818, 2222, 3022, 3333, 4533, 6666, 9066, 9999, 13599, 16621, 19998, 27198, 33242, 49863, 99726, 149589, 152611, 299178, 305222, 457833, 915666, 1373499, 1678721, 2746998, 3357442, 5036163, 10072326, 15108489, 30216978]

約数ペア:

[(1, 30216978), (2, 15108489), (3, 10072326), (6, 5036163), (9, 3357442), (11, 2746998), (18, 1678721), (22, 1373499), (33, 915666), (66, 457833), (99, 305222), (101, 299178), (198, 152611), (202, 149589), (303, 99726), (606, 49863), (909, 33242), (1111, 27198), (1511, 19998), (1818, 16621), (2222, 13599), (3022, 9999), (3333, 9066), (4533, 6666)]