30042439

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 39086040

約数和(自身を除く): 9043601

約数列:

[1, 7, 19, 23, 49, 61, 133, 161, 427, 437, 529, 931, 1127, 1159, 1403, 2989, 3059, 3703, 8113, 9821, 10051, 21413, 25921, 26657, 32269, 56791, 68747, 70357, 186599, 225883, 492499, 613111, 1306193, 1581181, 4291777, 30042439]

約数ペア:

[(1, 30042439), (7, 4291777), (19, 1581181), (23, 1306193), (49, 613111), (61, 492499), (133, 225883), (161, 186599), (427, 70357), (437, 68747), (529, 56791), (931, 32269), (1127, 26657), (1159, 25921), (1403, 21413), (2989, 10051), (3059, 9821), (3703, 8113)]