644668362

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{17327}}^1$

素因数の和:17404

約数の個数: 64

約数和(自身を含む): 1571996160

約数和(自身を除く): 927327798

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 53, 54, 78, 106, 117, 159, 234, 318, 351, 477, 689, 702, 954, 1378, 1431, 2067, 2862, 4134, 6201, 12402, 17327, 18603, 34654, 37206, 51981, 103962, 155943, 225251, 311886, 450502, 467829, 675753, 918331, 935658, 1351506, 1836662, 2027259, 2754993, 4054518, 5509986, 6081777, 8264979, 11938303, 12163554, 16529958, 23876606, 24794937, 35814909, 49589874, 71629818, 107444727, 214889454, 322334181, 644668362]

約数ペア:

[(1, 644668362), (2, 322334181), (3, 214889454), (6, 107444727), (9, 71629818), (13, 49589874), (18, 35814909), (26, 24794937), (27, 23876606), (39, 16529958), (53, 12163554), (54, 11938303), (78, 8264979), (106, 6081777), (117, 5509986), (159, 4054518), (234, 2754993), (318, 2027259), (351, 1836662), (477, 1351506), (689, 935658), (702, 918331), (954, 675753), (1378, 467829), (1431, 450502), (2067, 311886), (2862, 225251), (4134, 155943), (6201, 103962), (12402, 51981), (17327, 37206), (18603, 34654)]