40657113

素因数分解:

$3^3\times 7^2\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 71136000

約数和(自身を除く): 30478887

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 79, 147, 189, 237, 389, 441, 553, 711, 1167, 1323, 1659, 2133, 2723, 3501, 3871, 4977, 8169, 10503, 11613, 14931, 19061, 24507, 30731, 34839, 57183, 73521, 92193, 104517, 171549, 215117, 276579, 514647, 645351, 829737, 1505819, 1936053, 4517457, 5808159, 13552371, 40657113]

約数ペア:

[(1, 40657113), (3, 13552371), (7, 5808159), (9, 4517457), (21, 1936053), (27, 1505819), (49, 829737), (63, 645351), (79, 514647), (147, 276579), (189, 215117), (237, 171549), (389, 104517), (441, 92193), (553, 73521), (711, 57183), (1167, 34839), (1323, 30731), (1659, 24507), (2133, 19061), (2723, 14931), (3501, 11613), (3871, 10503), (4977, 8169)]