9940491

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 16773120

約数和(自身を除く): 6832629

約数列:

[1, 3, 9, 11, 31, 33, 41, 79, 93, 99, 123, 237, 279, 341, 369, 451, 711, 869, 1023, 1271, 1353, 2449, 2607, 3069, 3239, 3813, 4059, 7347, 7821, 9717, 11439, 13981, 22041, 26939, 29151, 35629, 41943, 80817, 100409, 106887, 125829, 242451, 301227, 320661, 903681, 1104499, 3313497, 9940491]

約数ペア:

[(1, 9940491), (3, 3313497), (9, 1104499), (11, 903681), (31, 320661), (33, 301227), (41, 242451), (79, 125829), (93, 106887), (99, 100409), (123, 80817), (237, 41943), (279, 35629), (341, 29151), (369, 26939), (451, 22041), (711, 13981), (869, 11439), (1023, 9717), (1271, 7821), (1353, 7347), (2449, 4059), (2607, 3813), (3069, 3239)]