1297836

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 3437280

約数和(自身を除く): 2139444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 197, 244, 366, 394, 549, 591, 732, 788, 1098, 1182, 1647, 1773, 2196, 2364, 3294, 3546, 5319, 6588, 7092, 10638, 12017, 21276, 24034, 36051, 48068, 72102, 108153, 144204, 216306, 324459, 432612, 648918, 1297836]

約数ペア:

[(1, 1297836), (2, 648918), (3, 432612), (4, 324459), (6, 216306), (9, 144204), (12, 108153), (18, 72102), (27, 48068), (36, 36051), (54, 24034), (61, 21276), (108, 12017), (122, 10638), (183, 7092), (197, 6588), (244, 5319), (366, 3546), (394, 3294), (549, 2364), (591, 2196), (732, 1773), (788, 1647), (1098, 1182)]