197874972

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{90107}}^1$

素因数の和:90178

約数の個数: 36

約数和(自身を含む): 508389336

約数和(自身を除く): 310514364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 90107, 180214, 270321, 360428, 540642, 810963, 1081284, 1621926, 3243852, 5496527, 10993054, 16489581, 21986108, 32979162, 49468743, 65958324, 98937486, 197874972]

約数ペア:

[(1, 197874972), (2, 98937486), (3, 65958324), (4, 49468743), (6, 32979162), (9, 21986108), (12, 16489581), (18, 10993054), (36, 5496527), (61, 3243852), (122, 1621926), (183, 1081284), (244, 810963), (366, 540642), (549, 360428), (732, 270321), (1098, 180214), (2196, 90107)]