387603385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1291}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 520934400

約数和(自身を除く): 133331015

約数列:

[1, 5, 13, 31, 65, 149, 155, 403, 745, 1291, 1937, 2015, 4619, 6455, 9685, 16783, 23095, 40021, 60047, 83915, 192359, 200105, 300235, 520273, 961795, 2500667, 2601365, 5963129, 12503335, 29815645, 77520677, 387603385]

約数ペア:

[(1, 387603385), (5, 77520677), (13, 29815645), (31, 12503335), (65, 5963129), (149, 2601365), (155, 2500667), (403, 961795), (745, 520273), (1291, 300235), (1937, 200105), (2015, 192359), (4619, 83915), (6455, 60047), (9685, 40021), (16783, 23095)]