218213216

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16921}}^1$

素因数の和:16975

約数の個数: 48

約数和(自身を含む): 477606528

約数和(自身を除く): 259393312

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 16921, 33842, 67684, 135368, 219973, 270736, 439946, 524551, 541472, 879892, 1049102, 1759784, 2098204, 3519568, 4196408, 6819163, 7039136, 8392816, 13638326, 16785632, 27276652, 54553304, 109106608, 218213216]

約数ペア:

[(1, 218213216), (2, 109106608), (4, 54553304), (8, 27276652), (13, 16785632), (16, 13638326), (26, 8392816), (31, 7039136), (32, 6819163), (52, 4196408), (62, 3519568), (104, 2098204), (124, 1759784), (208, 1049102), (248, 879892), (403, 541472), (416, 524551), (496, 439946), (806, 270736), (992, 219973), (1612, 135368), (3224, 67684), (6448, 33842), (12896, 16921)]