643372047

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 1001594880

約数和(自身を除く): 358222833

約数列:

[1, 3, 9, 29, 31, 87, 93, 131, 261, 279, 393, 607, 899, 1179, 1821, 2697, 3799, 4061, 5463, 8091, 11397, 12183, 17603, 18817, 34191, 36549, 52809, 56451, 79517, 117769, 158427, 169353, 238551, 353307, 545693, 715653, 1059921, 1637079, 2305993, 2465027, 4911237, 6917979, 7395081, 20753937, 22185243, 71485783, 214457349, 643372047]

約数ペア:

[(1, 643372047), (3, 214457349), (9, 71485783), (29, 22185243), (31, 20753937), (87, 7395081), (93, 6917979), (131, 4911237), (261, 2465027), (279, 2305993), (393, 1637079), (607, 1059921), (899, 715653), (1179, 545693), (1821, 353307), (2697, 238551), (3799, 169353), (4061, 158427), (5463, 117769), (8091, 79517), (11397, 56451), (12183, 52809), (17603, 36549), (18817, 34191)]