211045458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{87281}}^1$

素因数の和:87330

約数の個数: 32

約数和(自身を含む): 469228032

約数和(自身を除く): 258182574

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 87281, 174562, 261843, 523686, 1134653, 2269306, 2705711, 3403959, 5411422, 6807918, 8117133, 16234266, 35174243, 70348486, 105522729, 211045458]

約数ペア:

[(1, 211045458), (2, 105522729), (3, 70348486), (6, 35174243), (13, 16234266), (26, 8117133), (31, 6807918), (39, 5411422), (62, 3403959), (78, 2705711), (93, 2269306), (186, 1134653), (403, 523686), (806, 261843), (1209, 174562), (2418, 87281)]