54867915

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21391}}^1$

素因数の和:21424

約数の個数: 32

約数和(自身を含む): 102681600

約数和(自身を除く): 47813685

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 21391, 64173, 106955, 192519, 320865, 406429, 577557, 962595, 1219287, 2032145, 2887785, 3657861, 6096435, 10973583, 18289305, 54867915]

約数ペア:

[(1, 54867915), (3, 18289305), (5, 10973583), (9, 6096435), (15, 3657861), (19, 2887785), (27, 2032145), (45, 1219287), (57, 962595), (95, 577557), (135, 406429), (171, 320865), (285, 192519), (513, 106955), (855, 64173), (2565, 21391)]