40041885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 74898432

約数和(自身を除く): 34856547

約数列:

[1, 3, 5, 13, 15, 17, 39, 47, 51, 65, 85, 141, 195, 221, 235, 255, 257, 611, 663, 705, 771, 799, 1105, 1285, 1833, 2397, 3055, 3315, 3341, 3855, 3995, 4369, 9165, 10023, 10387, 11985, 12079, 13107, 16705, 21845, 31161, 36237, 50115, 51935, 56797, 60395, 65535, 155805, 157027, 170391, 181185, 205343, 283985, 471081, 616029, 785135, 851955, 1026715, 2355405, 2669459, 3080145, 8008377, 13347295, 40041885]

約数ペア:

[(1, 40041885), (3, 13347295), (5, 8008377), (13, 3080145), (15, 2669459), (17, 2355405), (39, 1026715), (47, 851955), (51, 785135), (65, 616029), (85, 471081), (141, 283985), (195, 205343), (221, 181185), (235, 170391), (255, 157027), (257, 155805), (611, 65535), (663, 60395), (705, 56797), (771, 51935), (799, 50115), (1105, 36237), (1285, 31161), (1833, 21845), (2397, 16705), (3055, 13107), (3315, 12079), (3341, 11985), (3855, 10387), (3995, 10023), (4369, 9165)]