981736217

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 1299654720

約数和(自身を除く): 317918503

約数列:

[1, 7, 11, 29, 49, 77, 181, 203, 319, 347, 539, 1267, 1421, 1991, 2233, 2429, 3817, 5249, 8869, 10063, 13937, 15631, 17003, 26719, 36743, 57739, 62807, 70441, 97559, 110693, 187033, 257201, 404173, 439649, 493087, 690877, 774851, 1821403, 2829211, 3077543, 4836139, 5423957, 12749821, 20035433, 33852973, 89248747, 140248031, 981736217]

約数ペア:

[(1, 981736217), (7, 140248031), (11, 89248747), (29, 33852973), (49, 20035433), (77, 12749821), (181, 5423957), (203, 4836139), (319, 3077543), (347, 2829211), (539, 1821403), (1267, 774851), (1421, 690877), (1991, 493087), (2233, 439649), (2429, 404173), (3817, 257201), (5249, 187033), (8869, 110693), (10063, 97559), (13937, 70441), (15631, 62807), (17003, 57739), (26719, 36743)]