16824375

素因数分解:

$3^3\times 5^4\times {\mathrm{997}}^1$

素因数の和:1026

約数の個数: 40

約数和(自身を含む): 31177520

約数和(自身を除く): 14353145

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 625, 675, 997, 1125, 1875, 2991, 3375, 4985, 5625, 8973, 14955, 16875, 24925, 26919, 44865, 74775, 124625, 134595, 224325, 373875, 623125, 672975, 1121625, 1869375, 3364875, 5608125, 16824375]

約数ペア:

[(1, 16824375), (3, 5608125), (5, 3364875), (9, 1869375), (15, 1121625), (25, 672975), (27, 623125), (45, 373875), (75, 224325), (125, 134595), (135, 124625), (225, 74775), (375, 44865), (625, 26919), (675, 24925), (997, 16875), (1125, 14955), (1875, 8973), (2991, 5625), (3375, 4985)]