920246.00000000

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1071

約数の個数: 64

約数和(自身を含む): 160957440

約数和(自身を除く): 78719895

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 47, 65, 117, 135, 141, 195, 235, 351, 423, 585, 611, 705, 997, 1269, 1755, 1833, 2115, 2991, 3055, 4985, 5499, 6345, 8973, 9165, 12961, 14955, 16497, 26919, 27495, 38883, 44865, 46859, 64805, 82485, 116649, 134595, 140577, 194415, 234295, 349947, 421731, 583245, 609167, 702885, 1265193, 1749735, 1827501, 2108655, 3045835, 5482503, 6325965, 9137505, 16447509, 27412515, 82237545]

約数ペア:

[(1, 82237545), (3, 27412515), (5, 16447509), (9, 9137505), (13, 6325965), (15, 5482503), (27, 3045835), (39, 2108655), (45, 1827501), (47, 1749735), (65, 1265193), (117, 702885), (135, 609167), (141, 583245), (195, 421731), (235, 349947), (351, 234295), (423, 194415), (585, 140577), (611, 134595), (705, 116649), (997, 82485), (1269, 64805), (1755, 46859), (1833, 44865), (2115, 38883), (2991, 27495), (3055, 26919), (4985, 16497), (5499, 14955), (6345, 12961), (8973, 9165)]