238438486

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3989}}^1$

素因数の和:4045

約数の個数: 48

約数和(自身を含む): 445762800

約数和(自身を除く): 207324314

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 121, 143, 209, 242, 247, 286, 418, 494, 1573, 2299, 2717, 3146, 3989, 4598, 5434, 7978, 29887, 43879, 51857, 59774, 75791, 87758, 103714, 151582, 482669, 570427, 833701, 965338, 985283, 1140854, 1667402, 1970566, 6274697, 9170711, 10838113, 12549394, 18341422, 21676226, 119219243, 238438486]

約数ペア:

[(1, 238438486), (2, 119219243), (11, 21676226), (13, 18341422), (19, 12549394), (22, 10838113), (26, 9170711), (38, 6274697), (121, 1970566), (143, 1667402), (209, 1140854), (242, 985283), (247, 965338), (286, 833701), (418, 570427), (494, 482669), (1573, 151582), (2299, 103714), (2717, 87758), (3146, 75791), (3989, 59774), (4598, 51857), (5434, 43879), (7978, 29887)]