140615919

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:413

約数の個数: 40

約数和(自身を含む): 216057600

約数和(自身を除く): 75441681

約数列:

[1, 3, 9, 27, 61, 81, 149, 183, 191, 447, 549, 573, 1341, 1647, 1719, 4023, 4941, 5157, 9089, 11651, 12069, 15471, 27267, 28459, 34953, 81801, 85377, 104859, 245403, 256131, 314577, 736209, 768393, 943731, 1735999, 2305179, 5207997, 15623991, 46871973, 140615919]

約数ペア:

[(1, 140615919), (3, 46871973), (9, 15623991), (27, 5207997), (61, 2305179), (81, 1735999), (149, 943731), (183, 768393), (191, 736209), (447, 314577), (549, 256131), (573, 245403), (1341, 104859), (1647, 85377), (1719, 81801), (4023, 34953), (4941, 28459), (5157, 27267), (9089, 15471), (11651, 12069)]