131883375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{2081}}^1$

素因数の和:2125

約数の個数: 48

約数和(自身を含む): 237747744

約数和(自身を除く): 105864369

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 325, 375, 507, 845, 975, 1625, 2081, 2535, 4225, 4875, 6243, 10405, 12675, 21125, 27053, 31215, 52025, 63375, 81159, 135265, 156075, 260125, 351689, 405795, 676325, 780375, 1055067, 1758445, 2028975, 3381625, 5275335, 8792225, 10144875, 26376675, 43961125, 131883375]

約数ペア:

[(1, 131883375), (3, 43961125), (5, 26376675), (13, 10144875), (15, 8792225), (25, 5275335), (39, 3381625), (65, 2028975), (75, 1758445), (125, 1055067), (169, 780375), (195, 676325), (325, 405795), (375, 351689), (507, 260125), (845, 156075), (975, 135265), (1625, 81159), (2081, 63375), (2535, 52025), (4225, 31215), (4875, 27053), (6243, 21125), (10405, 12675)]