90874815

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{761}}^1$

素因数の和:1207

約数の個数: 32

約数和(自身を含む): 153619200

約数和(自身を除く): 62744385

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 419, 761, 1257, 2095, 2283, 3805, 6285, 7961, 11415, 14459, 23883, 39805, 43377, 72295, 119415, 216885, 318859, 956577, 1594295, 4782885, 6058321, 18174963, 30291605, 90874815]

約数ペア:

[(1, 90874815), (3, 30291605), (5, 18174963), (15, 6058321), (19, 4782885), (57, 1594295), (95, 956577), (285, 318859), (419, 216885), (761, 119415), (1257, 72295), (2095, 43377), (2283, 39805), (3805, 23883), (6285, 14459), (7961, 11415)]