19777125

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{2293}}^1$

素因数の和:2334

約数の個数: 32

約数和(自身を含む): 34354944

約数和(自身を除く): 14577819

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 1725, 2293, 2875, 6879, 8625, 11465, 34395, 52739, 57325, 158217, 171975, 263695, 286625, 791085, 859875, 1318475, 3955425, 6592375, 19777125]

約数ペア:

[(1, 19777125), (3, 6592375), (5, 3955425), (15, 1318475), (23, 859875), (25, 791085), (69, 286625), (75, 263695), (115, 171975), (125, 158217), (345, 57325), (375, 52739), (575, 34395), (1725, 11465), (2293, 8625), (2875, 6879)]