40897773

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 71458816

約数和(自身を除く): 30561043

約数列:

[1, 3, 7, 9, 21, 31, 43, 63, 93, 129, 217, 279, 301, 387, 487, 651, 903, 1333, 1461, 1953, 2709, 3409, 3999, 4383, 9331, 10227, 11997, 15097, 20941, 27993, 30681, 45291, 62823, 83979, 105679, 135873, 146587, 188469, 317037, 439761, 649171, 951111, 1319283, 1947513, 4544197, 5842539, 13632591, 40897773]

約数ペア:

[(1, 40897773), (3, 13632591), (7, 5842539), (9, 4544197), (21, 1947513), (31, 1319283), (43, 951111), (63, 649171), (93, 439761), (129, 317037), (217, 188469), (279, 146587), (301, 135873), (387, 105679), (487, 83979), (651, 62823), (903, 45291), (1333, 30681), (1461, 27993), (1953, 20941), (2709, 15097), (3409, 11997), (3999, 10227), (4383, 9331)]