2972453757

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{640477}}^1$

素因数の和:640517

約数の個数: 32

約数和(自身を含む): 5164814592

約数和(自身を除く): 2192360835

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 640477, 1921431, 4483339, 8326201, 10888109, 13450017, 24978603, 32664327, 58283407, 76216763, 141545417, 174850221, 228650289, 424636251, 990817919, 2972453757]

約数ペア:

[(1, 2972453757), (3, 990817919), (7, 424636251), (13, 228650289), (17, 174850221), (21, 141545417), (39, 76216763), (51, 58283407), (91, 32664327), (119, 24978603), (221, 13450017), (273, 10888109), (357, 8326201), (663, 4483339), (1547, 1921431), (4641, 640477)]