30961777

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 43338240

約数和(自身を除く): 12376463

約数列:

[1, 7, 11, 17, 31, 49, 77, 109, 119, 187, 217, 341, 527, 539, 763, 833, 1199, 1309, 1519, 1853, 2387, 3379, 3689, 5341, 5797, 8393, 9163, 12971, 16709, 20383, 23653, 25823, 37169, 40579, 57443, 58751, 90797, 142681, 165571, 260183, 284053, 402101, 631873, 998767, 1821281, 2814707, 4423111, 30961777]

約数ペア:

[(1, 30961777), (7, 4423111), (11, 2814707), (17, 1821281), (31, 998767), (49, 631873), (77, 402101), (109, 284053), (119, 260183), (187, 165571), (217, 142681), (341, 90797), (527, 58751), (539, 57443), (763, 40579), (833, 37169), (1199, 25823), (1309, 23653), (1519, 20383), (1853, 16709), (2387, 12971), (3379, 9163), (3689, 8393), (5341, 5797)]