1649202516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{13399}}^1$

素因数の和:13685

約数の個数: 72

約数和(自身を含む): 4506902400

約数和(自身を除く): 2857699884

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 263, 468, 526, 789, 1052, 1578, 2367, 3156, 3419, 4734, 6838, 9468, 10257, 13399, 13676, 20514, 26798, 30771, 40197, 41028, 53596, 61542, 80394, 120591, 123084, 160788, 174187, 241182, 348374, 482364, 522561, 696748, 1045122, 1567683, 2090244, 3135366, 3523937, 6270732, 7047874, 10571811, 14095748, 21143622, 31715433, 42287244, 45811181, 63430866, 91622362, 126861732, 137433543, 183244724, 274867086, 412300629, 549734172, 824601258, 1649202516]

約数ペア:

[(1, 1649202516), (2, 824601258), (3, 549734172), (4, 412300629), (6, 274867086), (9, 183244724), (12, 137433543), (13, 126861732), (18, 91622362), (26, 63430866), (36, 45811181), (39, 42287244), (52, 31715433), (78, 21143622), (117, 14095748), (156, 10571811), (234, 7047874), (263, 6270732), (468, 3523937), (526, 3135366), (789, 2090244), (1052, 1567683), (1578, 1045122), (2367, 696748), (3156, 522561), (3419, 482364), (4734, 348374), (6838, 241182), (9468, 174187), (10257, 160788), (13399, 123084), (13676, 120591), (20514, 80394), (26798, 61542), (30771, 53596), (40197, 41028)]