667080988

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{6529}}^1$

素因数の和:6670

約数の個数: 48

約数和(自身を含む): 1382270400

約数和(自身を除く): 715189412

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 89, 164, 178, 287, 356, 574, 623, 1148, 1246, 2492, 3649, 6529, 7298, 13058, 14596, 25543, 26116, 45703, 51086, 91406, 102172, 182812, 267689, 535378, 581081, 1070756, 1162162, 1873823, 2324324, 3747646, 4067567, 7495292, 8135134, 16270268, 23824321, 47648642, 95297284, 166770247, 333540494, 667080988]

約数ペア:

[(1, 667080988), (2, 333540494), (4, 166770247), (7, 95297284), (14, 47648642), (28, 23824321), (41, 16270268), (82, 8135134), (89, 7495292), (164, 4067567), (178, 3747646), (287, 2324324), (356, 1873823), (574, 1162162), (623, 1070756), (1148, 581081), (1246, 535378), (2492, 267689), (3649, 182812), (6529, 102172), (7298, 91406), (13058, 51086), (14596, 45703), (25543, 26116)]