1389665618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1\times {\mathrm{2203}}^1$

素因数の和:2810

約数の個数: 32

約数和(自身を含む): 2322240192

約数和(自身を除く): 932574574

約数列:

[1, 2, 11, 22, 53, 106, 541, 583, 1082, 1166, 2203, 4406, 5951, 11902, 24233, 28673, 48466, 57346, 116759, 233518, 315403, 630806, 1191823, 1284349, 2383646, 2568698, 13110053, 26220106, 63166619, 126333238, 694832809, 1389665618]

約数ペア:

[(1, 1389665618), (2, 694832809), (11, 126333238), (22, 63166619), (53, 26220106), (106, 13110053), (541, 2568698), (583, 2383646), (1082, 1284349), (1166, 1191823), (2203, 630806), (4406, 315403), (5951, 233518), (11902, 116759), (24233, 57346), (28673, 48466)]