28305471753

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1\times {\mathrm{4861}}^1$

素因数の和:5354

約数の個数: 48

約数和(自身を含む): 44460111696

約数和(自身を除く): 16154639943

約数列:

[1, 3, 9, 13, 39, 117, 157, 317, 471, 951, 1413, 2041, 2853, 4121, 4861, 6123, 12363, 14583, 18369, 37089, 43749, 49769, 63193, 149307, 189579, 447921, 568737, 646997, 763177, 1540937, 1940991, 2289531, 4622811, 5822973, 6868593, 9921301, 13868433, 20032181, 29763903, 60096543, 89291709, 180289629, 241927109, 725781327, 2177343981, 3145052417, 9435157251, 28305471753]

約数ペア:

[(1, 28305471753), (3, 9435157251), (9, 3145052417), (13, 2177343981), (39, 725781327), (117, 241927109), (157, 180289629), (317, 89291709), (471, 60096543), (951, 29763903), (1413, 20032181), (2041, 13868433), (2853, 9921301), (4121, 6868593), (4861, 5822973), (6123, 4622811), (12363, 2289531), (14583, 1940991), (18369, 1540937), (37089, 763177), (43749, 646997), (49769, 568737), (63193, 447921), (149307, 189579)]