289388968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2467}}^1$

素因数の和:2558

約数の個数: 64

約数和(自身を含む): 625489920

約数和(自身を除く): 336100952

約数列:

[1, 2, 4, 8, 11, 22, 31, 43, 44, 62, 86, 88, 124, 172, 248, 341, 344, 473, 682, 946, 1333, 1364, 1892, 2467, 2666, 2728, 3784, 4934, 5332, 9868, 10664, 14663, 19736, 27137, 29326, 54274, 58652, 76477, 106081, 108548, 117304, 152954, 212162, 217096, 305908, 424324, 611816, 841247, 848648, 1166891, 1682494, 2333782, 3288511, 3364988, 4667564, 6577022, 6729976, 9335128, 13154044, 26308088, 36173621, 72347242, 144694484, 289388968]

約数ペア:

[(1, 289388968), (2, 144694484), (4, 72347242), (8, 36173621), (11, 26308088), (22, 13154044), (31, 9335128), (43, 6729976), (44, 6577022), (62, 4667564), (86, 3364988), (88, 3288511), (124, 2333782), (172, 1682494), (248, 1166891), (341, 848648), (344, 841247), (473, 611816), (682, 424324), (946, 305908), (1333, 217096), (1364, 212162), (1892, 152954), (2467, 117304), (2666, 108548), (2728, 106081), (3784, 76477), (4934, 58652), (5332, 54274), (9868, 29326), (10664, 27137), (14663, 19736)]