393469784

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{3323}}^1$

素因数の和:3408

約数の個数: 48

約数和(自身を含む): 797859720

約数和(自身を除く): 404389936

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 361, 722, 779, 1444, 1558, 2888, 3116, 3323, 6232, 6646, 13292, 14801, 26584, 29602, 59204, 63137, 118408, 126274, 136243, 252548, 272486, 505096, 544972, 1089944, 1199603, 2399206, 2588617, 4798412, 5177234, 9596824, 10354468, 20708936, 49183723, 98367446, 196734892, 393469784]

約数ペア:

[(1, 393469784), (2, 196734892), (4, 98367446), (8, 49183723), (19, 20708936), (38, 10354468), (41, 9596824), (76, 5177234), (82, 4798412), (152, 2588617), (164, 2399206), (328, 1199603), (361, 1089944), (722, 544972), (779, 505096), (1444, 272486), (1558, 252548), (2888, 136243), (3116, 126274), (3323, 118408), (6232, 63137), (6646, 59204), (13292, 29602), (14801, 26584)]