2004408861

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1367}}^1$

素因数の和:1562

約数の個数: 64

約数和(自身を含む): 3397718016

約数和(自身を除く): 1393309155

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 131, 273, 287, 393, 533, 861, 917, 1367, 1599, 1703, 2751, 3731, 4101, 5109, 5371, 9569, 11193, 11921, 16113, 17771, 28707, 35763, 37597, 53313, 56047, 69823, 112791, 124397, 168141, 179077, 209469, 373191, 392329, 488761, 537231, 728611, 1176987, 1253539, 1466283, 2185833, 2328001, 3760617, 5100277, 6984003, 7342157, 15300831, 16296007, 22026471, 48888021, 51395099, 95448041, 154185297, 286344123, 668136287, 2004408861]

約数ペア:

[(1, 2004408861), (3, 668136287), (7, 286344123), (13, 154185297), (21, 95448041), (39, 51395099), (41, 48888021), (91, 22026471), (123, 16296007), (131, 15300831), (273, 7342157), (287, 6984003), (393, 5100277), (533, 3760617), (861, 2328001), (917, 2185833), (1367, 1466283), (1599, 1253539), (1703, 1176987), (2751, 728611), (3731, 537231), (4101, 488761), (5109, 392329), (5371, 373191), (9569, 209469), (11193, 179077), (11921, 168141), (16113, 124397), (17771, 112791), (28707, 69823), (35763, 56047), (37597, 53313)]