1921941505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{1123}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 2678554944

約数和(自身を除く): 756613439

約数列:

[1, 5, 11, 29, 37, 55, 145, 185, 319, 407, 841, 1073, 1123, 1595, 2035, 4205, 5365, 5615, 9251, 11803, 12353, 31117, 32567, 41551, 46255, 59015, 61765, 155585, 162835, 207755, 342287, 358237, 457061, 944443, 1204979, 1711435, 1791185, 2285305, 4722215, 6024895, 10388873, 13254769, 34944391, 51944365, 66273845, 174721955, 384388301, 1921941505]

約数ペア:

[(1, 1921941505), (5, 384388301), (11, 174721955), (29, 66273845), (37, 51944365), (55, 34944391), (145, 13254769), (185, 10388873), (319, 6024895), (407, 4722215), (841, 2285305), (1073, 1791185), (1123, 1711435), (1595, 1204979), (2035, 944443), (4205, 457061), (5365, 358237), (5615, 342287), (9251, 207755), (11803, 162835), (12353, 155585), (31117, 61765), (32567, 59015), (41551, 46255)]