1240465

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 16

約数和(自身を含む): 1575936

約数和(自身を除く): 335471

約数列:

[1, 5, 31, 53, 151, 155, 265, 755, 1643, 4681, 8003, 8215, 23405, 40015, 248093, 1240465]

約数ペア:

[(1, 1240465), (5, 248093), (31, 40015), (53, 23405), (151, 8215), (155, 8003), (265, 4681), (755, 1643)]