407942795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{11909}}^1$

素因数の和:11975

約数の個数: 32

約数和(自身を含む): 576253440

約数和(自身を除く): 168310645

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 403, 527, 1105, 2015, 2635, 6851, 11909, 34255, 59545, 154817, 202453, 369179, 774085, 1012265, 1845895, 2631889, 4799327, 6276043, 13159445, 23996635, 31380215, 81588559, 407942795]

約数ペア:

[(1, 407942795), (5, 81588559), (13, 31380215), (17, 23996635), (31, 13159445), (65, 6276043), (85, 4799327), (155, 2631889), (221, 1845895), (403, 1012265), (527, 774085), (1105, 369179), (2015, 202453), (2635, 154817), (6851, 59545), (11909, 34255)]