641613063

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{347}}^1\times {\mathrm{521}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 1063777536

約数和(自身を除く): 422164473

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 347, 507, 521, 1041, 1183, 1563, 2429, 3549, 3647, 4511, 6773, 7287, 10941, 13533, 20319, 31577, 47411, 58643, 88049, 94731, 142233, 175929, 180787, 264147, 410501, 542361, 616343, 1231503, 1265509, 1849029, 2350231, 3796527, 7050693, 16451617, 30553003, 49354851, 91659009, 213871021, 641613063]

約数ペア:

[(1, 641613063), (3, 213871021), (7, 91659009), (13, 49354851), (21, 30553003), (39, 16451617), (91, 7050693), (169, 3796527), (273, 2350231), (347, 1849029), (507, 1265509), (521, 1231503), (1041, 616343), (1183, 542361), (1563, 410501), (2429, 264147), (3549, 180787), (3647, 175929), (4511, 142233), (6773, 94731), (7287, 88049), (10941, 58643), (13533, 47411), (20319, 31577)]