121567897619

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{4139}}^1$

素因数の和:4440

約数の個数: 48

約数和(自身を含む): 149910393600

約数和(自身を除く): 28342495981

約数列:

[1, 7, 19, 59, 133, 197, 361, 413, 1121, 1379, 2527, 3743, 4139, 7847, 11623, 21299, 26201, 28973, 71117, 78641, 81361, 149093, 220837, 244201, 497819, 550487, 815383, 1494179, 1545859, 1709407, 4195903, 4639819, 5707681, 10459253, 15492277, 29371321, 32478733, 48107597, 88156561, 108445939, 294353263, 336753179, 617095927, 914044343, 2060472841, 6398310401, 17366842517, 121567897619]

約数ペア:

[(1, 121567897619), (7, 17366842517), (19, 6398310401), (59, 2060472841), (133, 914044343), (197, 617095927), (361, 336753179), (413, 294353263), (1121, 108445939), (1379, 88156561), (2527, 48107597), (3743, 32478733), (4139, 29371321), (7847, 15492277), (11623, 10459253), (21299, 5707681), (26201, 4639819), (28973, 4195903), (71117, 1709407), (78641, 1545859), (81361, 1494179), (149093, 815383), (220837, 550487), (244201, 497819)]