1780497945

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1\times {\mathrm{1459}}^1$

素因数の和:2094

約数の個数: 48

約数和(自身を含む): 3159486720

約数和(自身を除く): 1378988775

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 577, 705, 1459, 1731, 2115, 2885, 4377, 5193, 7295, 8655, 13131, 21885, 25965, 27119, 65655, 68573, 81357, 135595, 205719, 244071, 342865, 406785, 617157, 841843, 1028595, 1220355, 2525529, 3085785, 4209215, 7576587, 12627645, 37882935, 39566621, 118699863, 197833105, 356099589, 593499315, 1780497945]

約数ペア:

[(1, 1780497945), (3, 593499315), (5, 356099589), (9, 197833105), (15, 118699863), (45, 39566621), (47, 37882935), (141, 12627645), (235, 7576587), (423, 4209215), (577, 3085785), (705, 2525529), (1459, 1220355), (1731, 1028595), (2115, 841843), (2885, 617157), (4377, 406785), (5193, 342865), (7295, 244071), (8655, 205719), (13131, 135595), (21885, 81357), (25965, 68573), (27119, 65655)]