131442585

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2557}}^1$

素因数の和:2737

約数の個数: 32

約数和(自身を含む): 221011200

約数和(自身を除く): 89568615

約数列:

[1, 3, 5, 15, 23, 69, 115, 149, 345, 447, 745, 2235, 2557, 3427, 7671, 10281, 12785, 17135, 38355, 51405, 58811, 176433, 294055, 380993, 882165, 1142979, 1904965, 5714895, 8762839, 26288517, 43814195, 131442585]

約数ペア:

[(1, 131442585), (3, 43814195), (5, 26288517), (15, 8762839), (23, 5714895), (69, 1904965), (115, 1142979), (149, 882165), (345, 380993), (447, 294055), (745, 176433), (2235, 58811), (2557, 51405), (3427, 38355), (7671, 17135), (10281, 12785)]