209053832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1063}}^1$

素因数の和:1174

約数の個数: 64

約数和(自身を含む): 443304960

約数和(自身を除く): 234251128

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 61, 62, 104, 122, 124, 244, 248, 403, 488, 793, 806, 1063, 1586, 1612, 1891, 2126, 3172, 3224, 3782, 4252, 6344, 7564, 8504, 13819, 15128, 24583, 27638, 32953, 49166, 55276, 64843, 65906, 98332, 110552, 129686, 131812, 196664, 259372, 263624, 428389, 518744, 842959, 856778, 1685918, 1713556, 2010133, 3371836, 3427112, 4020266, 6743672, 8040532, 16081064, 26131729, 52263458, 104526916, 209053832]

約数ペア:

[(1, 209053832), (2, 104526916), (4, 52263458), (8, 26131729), (13, 16081064), (26, 8040532), (31, 6743672), (52, 4020266), (61, 3427112), (62, 3371836), (104, 2010133), (122, 1713556), (124, 1685918), (244, 856778), (248, 842959), (403, 518744), (488, 428389), (793, 263624), (806, 259372), (1063, 196664), (1586, 131812), (1612, 129686), (1891, 110552), (2126, 98332), (3172, 65906), (3224, 64843), (3782, 55276), (4252, 49166), (6344, 32953), (7564, 27638), (8504, 24583), (13819, 15128)]