12249875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 17072640

約数和(自身を除く): 4822765

約数列:

[1, 5, 11, 25, 55, 59, 125, 151, 275, 295, 649, 755, 1375, 1475, 1661, 3245, 3775, 7375, 8305, 8909, 16225, 18875, 41525, 44545, 81125, 97999, 207625, 222725, 489995, 1113625, 2449975, 12249875]

約数ペア:

[(1, 12249875), (5, 2449975), (11, 1113625), (25, 489995), (55, 222725), (59, 207625), (125, 97999), (151, 81125), (275, 44545), (295, 41525), (649, 18875), (755, 16225), (1375, 8909), (1475, 8305), (1661, 7375), (3245, 3775)]