1920461907

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1291}}^1\times {\mathrm{5449}}^1$

素因数の和:6763

約数の個数: 32

約数和(自身を含む): 3154547200

約数和(自身を除く): 1234085293

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1291, 3873, 5449, 9037, 16347, 16783, 27111, 38143, 50349, 70837, 114429, 117481, 212511, 352443, 495859, 1487577, 7034659, 21103977, 49242613, 91450567, 147727839, 274351701, 640153969, 1920461907]

約数ペア:

[(1, 1920461907), (3, 640153969), (7, 274351701), (13, 147727839), (21, 91450567), (39, 49242613), (91, 21103977), (273, 7034659), (1291, 1487577), (3873, 495859), (5449, 352443), (9037, 212511), (16347, 117481), (16783, 114429), (27111, 70837), (38143, 50349)]