15221778

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 36312192

約数和(自身を除く): 21090414

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 113, 143, 157, 226, 286, 314, 339, 429, 471, 678, 858, 942, 1243, 1469, 1727, 2041, 2486, 2938, 3454, 3729, 4082, 4407, 5181, 6123, 7458, 8814, 10362, 12246, 16159, 17741, 22451, 32318, 35482, 44902, 48477, 53223, 67353, 96954, 106446, 134706, 195151, 230633, 390302, 461266, 585453, 691899, 1170906, 1383798, 2536963, 5073926, 7610889, 15221778]

約数ペア:

[(1, 15221778), (2, 7610889), (3, 5073926), (6, 2536963), (11, 1383798), (13, 1170906), (22, 691899), (26, 585453), (33, 461266), (39, 390302), (66, 230633), (78, 195151), (113, 134706), (143, 106446), (157, 96954), (226, 67353), (286, 53223), (314, 48477), (339, 44902), (429, 35482), (471, 32318), (678, 22451), (858, 17741), (942, 16159), (1243, 12246), (1469, 10362), (1727, 8814), (2041, 7458), (2486, 6123), (2938, 5181), (3454, 4407), (3729, 4082)]